How to Design Poll UI using HTML5, CSS3 & JavaScript

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In this tutorial, you will learn how to design Poll UI using HTML5, CSS3, and JavaScript. The complete source code of this Poll UI Design project is given below.

HTML5, CSS3, and JavaScript Poll UI Design Source Code

index.html

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Poll UI Design</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
  <div class="wrapper">
    <header>Poll UI Design</header>
    <div class="poll-area">
      <input type="checkbox" name="poll" id="opt-1">
      <input type="checkbox" name="poll" id="opt-2">
      <input type="checkbox" name="poll" id="opt-3">
      <input type="checkbox" name="poll" id="opt-4">
      <label for="opt-1" class="opt-1">
        <div class="row">
          <div class="column">
            <span class="circle"></span>
            <span class="text">HTML</span>
          </div>
          <span class="percent">30%</span>
        </div>
        <div class="progress" style='--w:30;'></div>
      </label>
      <label for="opt-2" class="opt-2">
        <div class="row">
          <div class="column">
            <span class="circle"></span>
            <span class="text">Java</span>
          </div>
          <span class="percent">20%</span>
        </div>
        <div class="progress" style='--w:20;'></div>
      </label>
      <label for="opt-3" class="opt-3">
        <div class="row">
          <div class="column">
            <span class="circle"></span>
            <span class="text">Python</span>
          </div>
          <span class="percent">40%</span>
        </div>
        <div class="progress" style='--w:40;'></div>
      </label>
      <label for="opt-4" class="opt-4">
        <div class="row">
          <div class="column">
            <span class="circle"></span>
            <span class="text">jQuery</span>
          </div>
          <span class="percent">10%</span>
        </div>
        <div class="progress" style='--w:10;'></div>
      </label>
    </div>
  </div>

  <script src="script.js"></script>

</body>
</html>

script.js

const options = document.querySelectorAll("label");
for (let i = 0; i < options.length; i++) {
  options[i].addEventListener("click", ()=>{
    for (let j = 0; j < options.length; j++) {
      if(options[j].classList.contains("selected")){
        options[j].classList.remove("selected");
      }
    }

    options[i].classList.add("selected");
    for (let k = 0; k < options.length; k++) {
      options[k].classList.add("selectall");
    }

    let forVal = options[i].getAttribute("for");
    let selectInput = document.querySelector("#"+forVal);
    let getAtt = selectInput.getAttribute("type");
    if(getAtt == "checkbox"){
      selectInput.setAttribute("type", "radio");
    }else if(selectInput.checked == true){
      options[i].classList.remove("selected");
      selectInput.setAttribute("type", "checkbox");
    }

    let array = [];
    for (let l = 0; l < options.length; l++) {
      if(options[l].classList.contains("selected")){
        array.push(l);
      }
    }
    if(array.length == 0){
      for (let m = 0; m < options.length; m++) {
        options[m].removeAttribute("class");
      }
    }
  });
}

style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins:[email protected];300;400;500;600;700&display=swap');
*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}
body{
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: #6665ee;
}
::selection{
  color: #fff;
  background: #6665ee;
}
.wrapper{
  background: #fff;
  border-radius: 15px;
  padding: 25px;
  max-width: 380px;
  width: 100%;
  box-shadow: 0px 5px 10px rgba(0,0,0,0.1);
}
.wrapper header{
  font-size: 22px;
  font-weight: 600;
}
.wrapper .poll-area{
  margin: 20px 0 15px 0;
}
.poll-area label{
  display: block;
  margin-bottom: 10px;
  border-radius: 5px;
  padding: 8px 15px;
  border: 2px solid #e6e6e6;
  transition: all 0.2s ease;
}
.poll-area label:hover{
  border-color: #ddd;
}
label.selected{
  border-color: #6665ee!important;
}
label .row{
  display: flex;
  pointer-events: none;
  justify-content: space-between;
}
label .row .column{
  display: flex;
  align-items: center;
}
label .row .circle{
  height: 19px;
  width: 19px;
  display: block;
  border: 2px solid #ccc;
  border-radius: 50%;
  margin-right: 10px;
  position: relative;
}
label.selected .row .circle{
  border-color: #6665ee;
}
label .row .circle::after{
  content: "";
  height: 11px;
  width: 11px;
  background: #6665ee;
  border-radius: inherit;
  position: absolute;
  left: 2px;
  top: 2px;
  display: none;
}
.poll-area label:hover .row .circle::after{
  display: block;
  background: #e6e6e6;
}
label.selected .row .circle::after{
  display: block;
  background: #6665ee!important;
}
label .row span{
  font-size: 16px;
  font-weight: 500;
}
label .row .percent{
  display: none;
}
label .progress{
  height: 7px;
  width: 100%;
  position: relative;
  background: #f0f0f0;
  margin: 8px 0 3px 0;
  border-radius: 30px;
  display: none;
  pointer-events: none;
}
label .progress:after{
  position: absolute;
  content: "";
  height: 100%;
  background: #ccc;
  width: calc(1% * var(--w));
  border-radius: inherit;
  transition: all 0.2s ease;
}
label.selected .progress::after{
  background: #6665ee;
}
label.selectall .progress,
label.selectall .row .percent{
  display: block;
}
input[type="radio"],
input[type="checkbox"]{
  display: none;
}
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