perform a validation for this Html and css and correct all the error that exist HTML html meta charset utf 8 meta name viewport content width page width, initial scale 1 0 title Happy Flowers Order link rel stylesheet href happyjavascript css link href 'http fonts googleapis com css family Tangerine' rel 'stylesheet' type 'text css' div class container header h1 Happy Flowers h1 header nav ul li Floral Arrangements li Seasonal Bouquets li Live Plants li Shop by Price ul nav div article id text h2 Place an Order div id errorText form action results htm fieldset id message class checks legend Message ul class checkbox li input type checkbox id chkCongratulations name value Congratulations Congratulations li input type checkbox id chkHappyBirthdy name value Happy Birthdy Happy Birthdy li input type checkbox id chkHappyAnniversary name value Happy Anniversary Happy Anniversary li input type checkbox id chkILoveyou name value I Love you I Love you li input type checkbox id chkCustommessage name value Custom message ul textarea placeholder Enter custom message here (max 250 characters) id txtArea fieldset id billingAddress class text legend Billing Address label for fname First Name input type text id FName name fname label for lname Last Name input type text id lname name lname label for Staddress Street Address input type text id Staddress name Staddress label for city City input type text id city name city label for State State select id state option value AL Alabama option value AK Alaska option value AZ Arizona option value AR Arkansas option value CA California option value CO Colorado option value CT Connecticut option value DE Delaware option value DC District Of Columbia option value FL Florida option value GA Georgia option value HI Hawaii option value ID Idaho option value IL Illinois option value IN Indiana option value IA Iowa option value KS Kansas option value KY Kentucky option value LA Louisiana option value ME Maine option value MD Maryland option value MA Massachusetts option value MI Michigan option value MN Minnesota option value MS Mississippi option value MO Missouri option value MT Montana option value NE Nebraska option value NV Nevada option value NH New Hampshire option value NJ New Jersey option value NM New Mexico option value NY New York option value NC North Carolina option value ND North Dakota option value OH Ohio option value OK Oklahoma option value OR Oregon option value PA Pennsylvania option value RI Rhode Island option value SC South Carolina option value SD South Dakota option value TN Tennessee option value TX Texas option value UT Utah option value VT Vermont option value VA Virginia option value WA Washington option value WV West Virginia option value WI Wisconsin option value WY Wyoming select label for zip Zip input type text id zip name zip label for phone Phone input type text id phone name phone fieldset legend Delivery Address ul class checkbox li input type checkbox name value id deliveyAdd onclick checkedFun() Same as billing address ul br label for fname First Name input type text id delfname name fname label for lname Last Name input type text id dellname name lname label for Staddress Street Address input type text id delStaddress name Staddress label for City City input type text id delCity name City label for State State select id delstate option value AL Alabama option value AK Alaska option value AZ Arizona option value AR Arkansas option value CA California option value CO Colorado option value CT Connecticut option value DE Delaware option value DC District Of Columbia option value FL Florida option value GA Georgia option value HI Hawaii option value ID Idaho option value IL Illinois option value IN Indiana option value IA Iowa option value KS Kansas option value KY Kentucky option value LA Louisiana option value ME Maine option value MD Maryland option value MA Massachusetts option value MI Michigan option value MN Minnesota option value MS Mississippi option value MO Missouri option value MT Montana option value NE Nebraska option value NV Nevada option value NH New Hampshire option value NJ New Jersey option value NM New Mexico option value NY New York option value NC North Carolina option value ND North Dakota option value OH Ohio option value OK Oklahoma option value OR Oregon option value PA Pennsylvania option value RI Rhode Island option value SC South Carolina option value SD South Dakota option value TN Tennessee option value TX Texas option value UT Utah option value VT Vermont option value VA Virginia option value WA Washington option value WV West Virginia option value WI Wisconsin option value WY Wyoming select label for zip Zip input type text id delZip name zip label for phone Phone input type text id delPhone name phone fieldset fieldset id deliveryDate class checks legend Delivery Date form input type date name Ddate id date form fieldset legend Payment ul class checkbox li input type radio name Card id Visa value Visa label style margin left 63px for Visa Visa li li input type radio name Card id Master Card value Master Card label for Master Card style margin left 13px Master Card li input type radio name Card id Discover value Discover label for Discover style margin left 33px Discover li input type radio name Card id American Express value American Express label for American Express American Express ul Card input type text id CardNumber name CardNumber label for expiry Expiration select name 'expireMM' id 'expireMM' option value '' Month option value '01' January option value '02' February option value '03' March option value '04' April option value '05' May option value '06' June option value '07' July option value '08' August option value '09' September option value '10' October option value '11' November option value '12' December select select name 'expireYY' id 'expireYY' option value '' Year option value '17' 2017 option value '18' 2018 option value '19' 2019 select input class inputCard type hidden name expiry id expiry maxlength 4 label for CVV CVV input type text id CVV name CVV fieldset legend Create Account To be able to access your purchase history and make changes to your order, enter a name and password to create an account p Username input type text id Uname name Uname label for Pass Password input type text id Pass name Pass label for Passv Password (verify) input type text id passv name passv input type submit value Place Order id orderButton onclick submitFun() div form article article class hide id result h2 Your form has been submitted form fieldset class checks legend you enter are following data div id appendfieldset fieldset form article footer Happy Flowers Chicago, IL check the same as billing address function function checkedFun() if (document getElementById('deliveyAdd') checked) document getElementById('delfname') value document getElementById( FName ) value document getElementById('dellname') value document getElementById( lname ) value document getElementById('delStaddress') value document getElementById( Staddress ) value document getElementById('delCity') value document getElementById( city ) value document getElementById('delZip') value document getElementById( zip ) value document getElementById('delPhone') value document getElementById( phone ) value document getElementById('delstate') value document getElementById( state ) value Submit button click function function submitFun() var text '' document getElementById('text') className hide document getElementById('result') className show if (document getElementById('chkCongratulations') checked) text CustomText document getElementById('chkCongratulations') value if (document getElementById('chkHappyBirthdy') checked) text CustomText document getElementById('chkHappyBirthdy') value if (document getElementById('chkHappyAnniversary') checked) text CustomText document getElementById('chkHappyAnniversary') value if (document getElementById('chkILoveyou') checked) text CustomText document getElementById('chkILoveyou') value if (document getElementById('chkCustommessage') checked) text CustomText document getElementById('txtArea') value text Billing First Name document getElementById( FName ) value text Billing Last Name document getElementById( lname ) value text Billing Steet Address document getElementById( Staddress ) value text Billing City document getElementById( city ) value text Billing State document getElementById( state ) value text Billing Zip document getElementById( zip ) value text Billing Phone document getElementById( phone ) value text Delivery First Name document getElementById( FName ) value text Delivery Last Name document getElementById( lname ) value text Delivery Steet Address document getElementById( Staddress ) value text Delivery City document getElementById( city ) value text Delivery State document getElementById( state ) value text Delivery Zip document getElementById( zip ) value text Delivery Phone document getElementById( phone ) value for delivery date text Delivery Date document getElementById( date ) value for payment var radios document getElementsByName('Card') for (var i 0, length radios length i length i ) if (radios i checked) text payment Type radios i value text CardNumber document getElementById( CardNumber ) value text Exp Month document getElementById( expireMM ) value text Exp Year document getElementById( expireYY ) value text CVV Value document getElementById( CVV ) value text UserName document getElementById( Uname ) value text Password document getElementById( Pass ) value text Password (verify) document getElementById( passv ) value document getElementById('appendfieldset') innerHTML text script html CSS apply a natural box layout model to all elements moz box sizing border box webkit box sizing border box box sizing border box reset rules html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video margin 0 padding 0 border 0 font size 100 font inherit vertical align baseline HTML5 display role reset for older browsers article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section display block body line height 1 width 800px margin 0 auto font family garamond, 'times new roman', times, serif background rgb(246,245,242) ol, ul list style none blockquote, q quotes none blockquote before, blockquote after, q before, q after content '' content none table border collapse collapse border spacing 0 a link, a visited text decoration none color inherit a hover text decoration none color inherit a active text decoration none color inherit container for header and nav div container float left page header header border 2px solid rgb(190,50,38) border right none padding 30px 10px text align center line height 1 8em background white width 219px float left moz border radius topleft 10px webkit border top left radius 10px border top left radius 10px moz border radius bottomleft 10px webkit border bottom left radius 10px border bottom left radius 10px header h1 font family tangerine, cursive font size 48pt text transform lowercase color rgb(190,50,38) header h1 img display inline block remove blank space for descenders below image accent img display block navigation nav width 219px padding 10px float left clear left nav ul li width 179px min height 50px padding 10px margin 0 0 10px 10px line height 2 0em font weight bold font size 16px background rgb(124,124,136) color white text align center border 1px solid rgb(0,89,132) nav ul li hover background rgb(0,89,132) main content article background 4DA375 width 581px float right padding 10px article h2 font size 48px font weight bold text align center font family tangerine, cursive text shadow 10px 0px 17px white, 10px 0px 17px white article div results background white border radius 5px margin 5px 15px 15px padding 5px 30px article h3 font size 18pt font weight bold text align center padding bottom 10px article div results p margin left 35 padding bottom 5px errorText display none text align center padding 10px margin 0 auto margin 15px 15px 0 background rgb(124,124,136) color white border 2px solid rgb(190,50,38) form form width 561px margin 0 auto padding bottom 15px fieldset position relative padding 5px 30px 70px 30px background white border radius 5px margin left 15px margin right 15px margin bottom 25px fieldset last of type margin bottom 0 legend font weight bold font size 36px font family tangerine, cursive position absolute padding 10px 0 input, label, select, textarea, fieldset p, div errorMessage, ccNumErrorMessage, cvvErrorMessage position relative top 50px line height 1 2em label, input display block expMoLabel, expYrLabel position absolute left 10000px buttonContainer width 100 text align center orderButton margin 0 auto font family tangerine, cursive font size 24px top 15px webkit appearance none display inline block fieldset checks input, div checks input float none margin right 20px fieldset checks textarea margin left 21px width 90 height 50px fieldset text label width 8em text align right float left clear left margin right 10px margin top 5px fieldset text input, fieldset text select margin top 5px margin right 5px fieldset div errorMessage, ccNumErrorMessage, cvvErrorMessage display none color red margin top 10px ccNumErrorMessage, cvvErrorMessage margin left 8 5em div checks label width auto text align left float none clear none div inline label, div inline input, div inline select, div inline div display inline block float none text align center width auto div inline option text align left billFName, billLName, delivFName, delivLName, billCity, delivCity, billPhone, delivPhone width 15em billStreet, delivStreet, billEmail, delivEmail width 20em billZip, delivZip width 10em ccNum width 16em cvv width 4em footer footer width 581px color white background rgb(124,124,136) font size 16px padding 10px text align center float right ul checkbox margin 0 padding 0 margin left 20px list style none ul checkbox li input margin right 25em ul checkbox li border 1px transparent solid ul checkbox li label margin left 24px margin top 19px hide display none show display block

Question

perform a validation for this Html and css and correct all the error that exist  HTML   html    meta charset  utf 8       meta name  viewport  content  width page width, initial scale 1 0     title Happy Flowers   Order   link rel  stylesheet  href  happyjavascript css       link href 'http   fonts googleapis com css family Tangerine' rel 'stylesheet' type 'text css'    div class  container     header    h1 Happy Flowers    h1     header    nav    ul    li Floral Arrangements   li Seasonal Bouquets   li Live Plants   li Shop by Price    ul     nav     div    article id  text     h2 Place an Order   div id  errorText     form action  results htm     fieldset id  message  class  checks     legend Message   ul class  checkbox     li    input type  checkbox  id  chkCongratulations  name    value  Congratulations    Congratulations    li    input type  checkbox  id  chkHappyBirthdy  name    value  Happy Birthdy    Happy Birthdy    li    input type  checkbox  id  chkHappyAnniversary  name    value  Happy Anniversary    Happy Anniversary    li    input type  checkbox  id  chkILoveyou  name    value  I Love you    I Love you    li    input type  checkbox  id  chkCustommessage  name    value     Custom message     ul    textarea placeholder  Enter custom message here (max 250 characters)  id  txtArea     fieldset id  billingAddress  class  text     legend Billing Address   label for  fname  First Name   input type  text  id  FName  name  fname     label for  lname  Last Name   input type  text  id  lname  name  lname     label for  Staddress  Street Address   input type  text  id  Staddress  name  Staddress     label for  city  City   input type  text  id  city  name  city     label for  State  State   select id  state     option value  AL  Alabama   option value  AK  Alaska   option value  AZ  Arizona   option value  AR  Arkansas   option value  CA  California   option value  CO  Colorado   option value  CT  Connecticut   option value  DE  Delaware   option value  DC  District Of Columbia   option value  FL  Florida   option value  GA  Georgia   option value  HI  Hawaii   option value  ID  Idaho   option value  IL  Illinois   option value  IN  Indiana   option value  IA  Iowa   option value  KS  Kansas   option value  KY  Kentucky   option value  LA  Louisiana   option value  ME  Maine   option value  MD  Maryland   option value  MA  Massachusetts   option value  MI  Michigan   option value  MN  Minnesota   option value  MS  Mississippi   option value  MO  Missouri   option value  MT  Montana   option value  NE  Nebraska   option value  NV  Nevada   option value  NH  New Hampshire   option value  NJ  New Jersey   option value  NM  New Mexico   option value  NY  New York   option value  NC  North Carolina   option value  ND  North Dakota   option value  OH  Ohio   option value  OK  Oklahoma   option value  OR  Oregon   option value  PA  Pennsylvania   option value  RI  Rhode Island   option value  SC  South Carolina   option value  SD  South Dakota   option value  TN  Tennessee   option value  TX  Texas   option value  UT  Utah   option value  VT  Vermont   option value  VA  Virginia   option value  WA  Washington   option value  WV  West Virginia   option value  WI  Wisconsin   option value  WY  Wyoming    select    label for  zip  Zip   input type  text  id  zip  name  zip     label for  phone  Phone   input type  text  id  phone  name  phone      fieldset    legend Delivery Address   ul class  checkbox     li    input type  checkbox  name    value    id  deliveyAdd  onclick  checkedFun()    Same as billing address    ul    br     label for  fname  First Name   input type  text  id  delfname  name  fname     label for  lname  Last Name   input type  text  id  dellname  name  lname     label for  Staddress  Street Address   input type  text  id  delStaddress  name  Staddress     label for  City  City   input type  text  id  delCity  name  City     label for  State  State   select id  delstate     option value  AL  Alabama   option value  AK  Alaska   option value  AZ  Arizona   option value  AR  Arkansas   option value  CA  California   option value  CO  Colorado   option value  CT  Connecticut   option value  DE  Delaware   option value  DC  District Of Columbia   option value  FL  Florida   option value  GA  Georgia   option value  HI  Hawaii   option value  ID  Idaho   option value  IL  Illinois   option value  IN  Indiana   option value  IA  Iowa   option value  KS  Kansas   option value  KY  Kentucky   option value  LA  Louisiana   option value  ME  Maine   option value  MD  Maryland   option value  MA  Massachusetts   option value  MI  Michigan   option value  MN  Minnesota   option value  MS  Mississippi   option value  MO  Missouri   option value  MT  Montana   option value  NE  Nebraska   option value  NV  Nevada   option value  NH  New Hampshire   option value  NJ  New Jersey   option value  NM  New Mexico   option value  NY  New York   option value  NC  North Carolina   option value  ND  North Dakota   option value  OH  Ohio   option value  OK  Oklahoma   option value  OR  Oregon   option value  PA  Pennsylvania   option value  RI  Rhode Island   option value  SC  South Carolina   option value  SD  South Dakota   option value  TN  Tennessee   option value  TX  Texas   option value  UT  Utah   option value  VT  Vermont   option value  VA  Virginia   option value  WA  Washington   option value  WV  West Virginia   option value  WI  Wisconsin   option value  WY  Wyoming    select    label for  zip  Zip   input type  text  id  delZip  name  zip     label for  phone  Phone   input type  text  id  delPhone  name  phone      fieldset    fieldset id  deliveryDate  class  checks     legend Delivery Date   form    input type  date  name  Ddate  id  date      form     fieldset    legend Payment   ul class  checkbox     li    input type  radio  name  Card  id  Visa  value  Visa     label style  margin left  63px  for  Visa  Visa    li    li    input type  radio  name  Card  id  Master Card  value  Master Card     label for  Master Card  style  margin left  13px  Master Card   li    input type  radio  name  Card  id  Discover  value  Discover     label for  Discover  style  margin left  33px  Discover   li    input type  radio  name  Card  id  American Express  value  American Express     label for  American Express  American Express    ul  Card     input type  text  id  CardNumber  name  CardNumber     label for  expiry  Expiration   select name 'expireMM' id 'expireMM'    option value '' Month   option value '01' January   option value '02' February   option value '03' March   option value '04' April   option value '05' May   option value '06' June   option value '07' July   option value '08' August   option value '09' September   option value '10' October   option value '11' November   option value '12' December    select    select name 'expireYY' id 'expireYY'    option value '' Year   option value '17' 2017   option value '18' 2018   option value '19' 2019    select    input class  inputCard  type  hidden  name  expiry  id  expiry  maxlength  4       label for   CVV  CVV   input type  text  id  CVV  name  CVV      fieldset    legend Create Account To be able to access your purchase history and make changes to your order, enter a name and password to create an account     p  Username   input type  text  id  Uname  name  Uname     label for  Pass  Password   input type  text  id  Pass  name  Pass     label for  Passv  Password (verify)   input type  text  id  passv  name  passv     input type  submit  value  Place Order  id  orderButton  onclick  submitFun()        div     form     article    article class  hide  id  result     h2 Your form has been submitted   form    fieldset class  checks     legend you enter are following data   div id  appendfieldset      fieldset     form     article    footer Happy Flowers  Chicago, IL   check the same as billing address function  function checkedFun()   if (document getElementById('deliveyAdd') checked)   document getElementById('delfname') value   document getElementById( FName ) value  document getElementById('dellname') value   document getElementById( lname ) value  document getElementById('delStaddress') value   document getElementById( Staddress ) value  document getElementById('delCity') value   document getElementById( city ) value  document getElementById('delZip') value   document getElementById( zip ) value  document getElementById('delPhone') value   document getElementById( phone ) value  document getElementById('delstate') value   document getElementById( state ) value        Submit button click function function submitFun()   var text   ''  document getElementById('text') className    hide   document getElementById('result') className    show   if (document getElementById('chkCongratulations') checked)   text      CustomText       document getElementById('chkCongratulations') value          if (document getElementById('chkHappyBirthdy') checked)   text      CustomText       document getElementById('chkHappyBirthdy') value          if (document getElementById('chkHappyAnniversary') checked)   text      CustomText       document getElementById('chkHappyAnniversary') value          if (document getElementById('chkILoveyou') checked)   text      CustomText       document getElementById('chkILoveyou') value          if (document getElementById('chkCustommessage') checked)   text      CustomText       document getElementById('txtArea') value          text      Billing First Name       document getElementById( FName ) value        text      Billing Last Name       document getElementById( lname ) value        text      Billing Steet Address       document getElementById( Staddress ) value        text      Billing City       document getElementById( city ) value        text      Billing State       document getElementById( state ) value        text      Billing Zip       document getElementById( zip ) value        text      Billing Phone       document getElementById( phone ) value        text      Delivery First Name       document getElementById( FName ) value        text      Delivery Last Name       document getElementById( lname ) value        text      Delivery Steet Address       document getElementById( Staddress ) value        text      Delivery City       document getElementById( city ) value        text      Delivery State       document getElementById( state ) value        text      Delivery Zip       document getElementById( zip ) value        text      Delivery Phone       document getElementById( phone ) value          for delivery date text      Delivery Date       document getElementById( date ) value          for payment var radios   document getElementsByName('Card')  for (var i   0, length   radios length  i   length  i  )   if (radios i  checked)   text      payment Type       radios i  value            text      CardNumber       document getElementById( CardNumber ) value        text      Exp Month       document getElementById( expireMM ) value        text      Exp Year       document getElementById( expireYY ) value        text      CVV Value       document getElementById( CVV ) value        text      UserName       document getElementById( Uname ) value        text      Password       document getElementById( Pass ) value        text      Password (verify)       document getElementById( passv ) value        document getElementById('appendfieldset') innerHTML   text       script     html                CSS    apply a natural box layout model to all elements         moz box sizing  border box   webkit box sizing  border box  box sizing  border box       reset rules    html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video   margin  0  padding  0  border  0  font size  100   font  inherit  vertical align  baseline       HTML5 display role reset for older browsers    article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section   display  block    body   line height  1  width  800px  margin  0 auto  font family  garamond, 'times new roman', times, serif  background  rgb(246,245,242)    ol, ul   list style  none    blockquote, q   quotes  none    blockquote before, blockquote after, q before, q after   content  ''  content  none    table   border collapse  collapse  border spacing  0    a link, a visited   text decoration  none  color  inherit    a hover   text decoration  none  color  inherit    a active   text decoration  none  color  inherit       container for header and nav    div container   float  left       page header    header   border  2px solid rgb(190,50,38)  border right  none  padding  30px 10px  text align  center  line height  1 8em  background  white  width  219px  float  left   moz border radius topleft  10px   webkit border top left radius  10px  border top left radius  10px   moz border radius bottomleft  10px   webkit border bottom left radius  10px  border bottom left radius  10px    header h1   font family  tangerine, cursive  font size  48pt  text transform  lowercase  color  rgb(190,50,38)    header h1 img   display  inline block       remove blank space for descenders below image     accent img   display  block       navigation    nav   width  219px  padding  10px  float  left  clear  left    nav ul li   width  179px  min height  50px  padding  10px  margin  0 0 10px 10px  line height  2 0em  font weight  bold  font size  16px  background  rgb(124,124,136)  color  white  text align  center  border  1px solid rgb(0,89,132)    nav ul li hover   background  rgb(0,89,132)       main content    article   background   4DA375  width  581px  float  right  padding  10px    article h2   font size  48px  font weight  bold  text align  center  font family  tangerine, cursive  text shadow  10px 0px 17px white,  10px 0px 17px white    article div results   background  white  border radius  5px  margin  5px 15px 15px  padding  5px 30px    article h3   font size  18pt  font weight  bold  text align  center  padding bottom  10px    article div results p   margin left  35   padding bottom  5px     errorText   display  none  text align  center  padding  10px  margin  0 auto  margin  15px 15px 0  background  rgb(124,124,136)  color  white  border  2px solid rgb(190,50,38)       form    form   width  561px  margin  0 auto  padding bottom  15px    fieldset   position  relative  padding  5px 30px 70px 30px  background  white  border radius  5px  margin left  15px  margin right  15px  margin bottom  25px    fieldset last of type   margin bottom  0    legend   font weight  bold  font size  36px  font family  tangerine, cursive  position  absolute  padding  10px 0    input, label, select, textarea, fieldset p, div errorMessage,  ccNumErrorMessage,  cvvErrorMessage   position  relative  top  50px  line height  1 2em    label, input   display  block     expMoLabel,  expYrLabel   position  absolute  left   10000px     buttonContainer   width  100   text align  center     orderButton   margin  0 auto  font family  tangerine, cursive  font size  24px  top  15px   webkit appearance  none  display  inline block    fieldset checks input, div checks input   float  none  margin right  20px    fieldset checks textarea   margin left  21px  width  90   height  50px    fieldset text label   width  8em  text align  right  float  left  clear  left  margin right  10px  margin top  5px    fieldset text input, fieldset text select   margin top  5px  margin right  5px    fieldset div errorMessage,  ccNumErrorMessage,  cvvErrorMessage   display  none  color  red  margin top  10px     ccNumErrorMessage,  cvvErrorMessage   margin left  8 5em    div checks label   width  auto  text align  left  float  none  clear  none    div inline label, div inline input, div inline select, div inline div   display  inline block  float  none  text align  center  width  auto    div inline option   text align  left     billFName,  billLName,  delivFName,  delivLName,  billCity,  delivCity,  billPhone,  delivPhone   width  15em     billStreet,  delivStreet,  billEmail,  delivEmail   width  20em     billZip,  delivZip   width  10em     ccNum   width  16em     cvv   width  4em       footer    footer   width  581px  color  white  background  rgb(124,124,136)  font size  16px  padding  10px  text align  center  float  right    ul checkbox   margin  0  padding  0  margin left  20px  list style  none    ul checkbox li input   margin right   25em    ul checkbox li   border  1px transparent solid    ul checkbox li label   margin left  24px  margin top   19px     hide   display  none     show   display  block

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Question: perform a validation for this Html and css and correct all the error that exist. HTML < html> < meta charset=utf-8 /> < meta name=viewport