Web App ฟอร์มลงทะเบียนแบบ Responsive

code.gs

function doGet() {
  return HtmlService.createTemplateFromFile('index').evaluate()
  .addMetaTag('viewport', 'width=device-width, initial-scale=1')
  .setXFrameOptionsMode(HtmlService.XFrameOptionsMode.ALLOWALL)
  
}
function saveData(obj){
  var ss = SpreadsheetApp.openById('xxx').getSheetByName('ชีต1')
  var header = ss.getRange(1,1,1,ss.getLastColumn()).getValues()[0]
  var row = []
  Object.keys(obj).forEach(key=>{
    row[header.indexOf(key)] = obj[key]
  })
  ss.appendRow(row)
  return true
}

css.html

<style>
  @import url('https://fonts.googleapis.com/css?family=Prompt:400,700&display=swap');

*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Prompt', sans-serif;
}
body{
  background-image: linear-gradient(to right bottom, #072c65, #4d307b, #872a83, #be197b, #eb1265);
  padding: 0 10px;
}
.wrapper{
  max-width: 500px;
  width: 100%;
  background: #fff;
  margin: 20px auto;
  box-shadow: 1px 1px 2px rgba(0,0,0,0.125);
  padding: 30px;
  border-radius:20px;
}

.wrapper .title{
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 25px;
  color: #159AF9;
  text-transform: uppercase;
  text-align: center;
}

.wrapper .form{
  width: 100%;
}

.wrapper .form .inputfield{
  margin-bottom: 15px;
  display: flex;
  align-items: center;
}

.wrapper .form .inputfield label{
   width: 200px;
   color: #757575;
   margin-right: 10px;
  font-size: 14px;
}

.wrapper .form .inputfield .input,
.wrapper .form .inputfield .textarea{
  width: 100%;
  outline: none;
  border: 1px solid #d5dbd9;
  font-size: 15px;
  padding: 8px 10px;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.wrapper .form .inputfield .textarea{
  width: 100%;
  height: 125px;
  resize: none;
}

.wrapper .form .inputfield .custom_select{
  position: relative;
  width: 100%;
  height: 37px;
}

.wrapper .form .inputfield .custom_select:before{
  content: "";
  position: absolute;
  top: 12px;
  right: 10px;
  border: 8px solid;
  border-color: #d5dbd9 transparent transparent transparent;
  pointer-events: none;
}

.wrapper .form .inputfield .custom_select select{
  -webkit-appearance: none;
  -moz-appearance:   none;
  appearance:        none;
  outline: none;
  width: 100%;
  height: 100%;
  border: 0px;
  padding: 8px 10px;
  font-size: 15px;
  border: 1px solid #d5dbd9;
  border-radius: 3px;
}


.wrapper .form .inputfield .input:focus,
.wrapper .form .inputfield .textarea:focus,
.wrapper .form .inputfield .custom_select select:focus{
  border: 1px solid #159AF9;
}

.wrapper .form .inputfield p{
   font-size: 14px;
   color: #757575;
}
.wrapper .form .inputfield .check{
  width: 15px;
  height: 15px;
  position: relative;
  display: block;
  cursor: pointer;
}
.wrapper .form .inputfield .check input[type="checkbox"]{
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
}
.wrapper .form .inputfield .check .checkmark{
  width: 15px;
  height: 15px;
  border: 1px solid #159AF9;
  display: block;
  position: relative;
}
.wrapper .form .inputfield .check .checkmark:before{
  content: "";
  position: absolute;
  top: 1px;
  left: 2px;
  width: 5px;
  height: 2px;
  border: 2px solid;
  border-color: transparent transparent #fff #fff;
  transform: rotate(-45deg);
  display: none;
}
.wrapper .form .inputfield .check input[type="checkbox"]:checked ~ .checkmark{
  background: #159AF9;
}

.wrapper .form .inputfield .check input[type="checkbox"]:checked ~ .checkmark:before{
  display: block;
}

.wrapper .form .inputfield .btn{
  width: 100%;
   padding: 8px 10px;
  font-size: 15px; 
  border: 0px;
  background:  #159AF9;
  color: #fff;
  cursor: pointer;
  border-radius: 3px;
  outline: none;
}

.wrapper .form .inputfield .btn:hover{
  background: #F91567;
}

.wrapper .form .inputfield:last-child{
  margin-bottom: 0;
}

@media (max-width:420px) {
  .wrapper .form .inputfield{
    flex-direction: column;
    align-items: flex-start;
  }
  .wrapper .form .inputfield label{
    margin-bottom: 5px;
  }
  .wrapper .form .inputfield.terms{
    flex-direction: row;
  }
}
</style>

index.html

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Registration Form</title>
	<?!= HtmlService.createHtmlOutputFromFile('css').getContent() ?>
</head>
<body>

<div class="wrapper">
    <div class="title">
      ฟอร์มลงทะเบียน
    </div>
    <form class="form" id="myForm" onsubmit="submitForm()">
       <div class="inputfield">
          <label>ชื่อ</label>
          <input type="text" class="input" id="name" name="name">
       </div>  
        <div class="inputfield">
          <label>สกุล</label>
          <input type="text" class="input" id="lastName" name="lastName">
       </div>  
       <div class="inputfield">
          <label>รหัสผ่าน</label>
          <input type="password" class="input" id="passWord" name="passWord">
       </div>  
      <div class="inputfield">
          <label>ยืนยันรหัสผ่าน</label>
          <input type="password" class="input" id="confirm" name="confirm">
       </div> 
        <div class="inputfield">
          <label>เพศ</label>
          <div class="custom_select">
            <select  id="sex" name="sex">
              <option value="">เลือก</option>
              <option value="ชาย">ชาย</option>
              <option value="หญิง">หญิง</option>
            </select>
          </div>
       </div> 
        <div class="inputfield">
          <label>อีเมล</label>
          <input type="text" class="input" id="email" name="email">
       </div> 
      <div class="inputfield">
          <label>เบอร์โทร</label>
          <input type="text" class="input" id="phone" name="phone">
       </div> 
      <div class="inputfield">
          <label>ที่อยู่</label>
          <textarea class="textarea" id="address" name="address"></textarea>
       </div> 
      <div class="inputfield">
          <label>รหัสไปรษณีย์</label>
          <input type="text" class="input" id="code" name="code">
       </div> 
      <div class="inputfield terms">
          <label class="check">
            <input type="checkbox">
            <span class="checkmark"></span>
          </label>
          <p>ยอมรับข้อกำหนดและเงื่อนไข</p>
       </div> 
      <div class="inputfield">
        <input type="submit" value="ลงทะเบียน" class="btn">
      </div>
    </form>
</div>	
	<script>
    function submitForm(){
      event.preventDefault()
      var obj = {}
      var formData = $('#myForm').serializeArray()
      formData.forEach(el=>obj[el.name] = el.value)
      google.script.run.withSuccessHandler(()=>{
        document.getElementById('myForm').reset()
Swal.fire({
  position: 'center',
  icon: 'success',
  title: 'บันทึกเรียบร้อยแล้ว',
  showConfirmButton: false,
  timer: 1500
})
      }).saveData(obj)
    }
  </script>
  <script src="https://code.jquery.com/jquery-3.6.0.slim.min.js" integrity="sha256-u7e5khyithlIdTpu22PHhENmPcRdFiHRjhAuHcs05RI=" crossorigin="anonymous"></script>
  <script src="//cdn.jsdelivr.net/npm/sweetalert2@11"></script>
</body>
</html>