【每日一练】18—搜索框效果的实现

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【每日一练】18—搜索框效果的实现_ico

写在前面

搜索框是很常用的一个功能，因此，今天我们一起来练习写一个搜索框的效果，希望今天的这个练习对你有帮助，下面我们一起来看今天练习的最终效果：

【每日一练】18—搜索框效果的实现_html_02

HTML代码：

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>【每日一练】18—搜索框效果的实现</title>
</head>
<body>
  <div class="search">
    <div class="icon"></div>
    <div class="input">
      <input type="text" name="" id="SearchInput" placeholder="Search">
    </div>
    <span class="clear" onclick="document.getElementById('SearchInput').value = ''"></span>
  </div>
  <script type="text/javascript">
    const icon = document.querySelector('.icon');
    const search = document.querySelector('.search');
    icon.onclick = function(){
      search.classList.toggle('active');
    }
</script>
</body>
</html>

CSS代码：

*
{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}
body
{
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: #fafafa;
}
.search
{
  position: relative;
  width: 60px;
  height: 60px;
  background: #fff;
  border-radius: 60px;
  overflow: hidden;
  transition: 0.5s;
    box-shadow: 0 0 0 2px #00a6bc;
}
.search.active
{
  width: 360px;
}
.search .icon
{
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  z-index: 1;
}
.search .icon:before
{
  content: '';
  position: absolute;
  width: 15px;
  height: 15px;
  border: 3px solid #00a6bc;
  border-radius: 50%;
  transform: translate(-4px,-4px);
  transition: 0.5s;
}


.search .icon:after
{
  content: '';
  position: absolute;
  width: 3px;
  height: 12px;
  background:#00a6bc;
  transform: translate(6px,6px) rotate(315deg);
}


.search .input
{
  position: relative;
  width: 300px;
  height: 60px;
  left: 60px;
  background: #f0f;
  display: flex;
  justify-content: center;
  align-items: center;
}
.search .input input
{
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  padding: 10px 0;
  border: none;
  outline: none;
  font-size: 18px;
}


.clear
{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 15px;
  width: 15px;
  height: 15px;
  display: block;
  background: #fff;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
}
.clear:before
{
  position: absolute;
  content: '';
  width: 1px;
  height: 15px;
  background: #999;
  transform: rotate(45deg);
}
.clear:after
{
  position: absolute;
  content: '';
  width: 1px;
  height: 15px;
  background: #999;
  transform: rotate(315deg);
}