@sammffl 2016-06-26T05:11:08.000000Z 字数 1031 阅读 1211

重写单选复选按钮

小技巧

<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8">
<title>属性选择器</title>
<link href="style.css" rel="stylesheet" type="text/css">
</head> 
<body>
<form action="#">
  <div class="wrapper">
    <div class="box">
      <input type="radio" checked="checked"  id="boy" name="1" /><span></span>
    </div>
    <label for="boy">男</label>
  </div>
  <div class="wrapper">
    <div class="box">
      <input type="radio"  id="girl" name="1"  /><span></span>
    </div>
    <label for="girl">女</label>
  </div>
</form> 
</body>
</html>

form {
  border: 1px solid #ccc;
  padding: 20px;
  width: 300px;
  margin: 30px auto;
}
.wrapper {
  margin-bottom: 10px;
}
.box {
  display: inline-block;
  width: 30px;
  height: 30px;
  margin-right: 10px;
  position: relative;
  background: orange;
  vertical-align: middle;
  border-radius: 100%;
}
.box input {
  opacity: 0;
  position: absolute;
  top:0;
  left:0;
  width: 100%;
  height:100%;
  z-index:100;/*使input按钮在span的上一层，不加点击区域会出现不灵敏*/
}
.box span { 
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 100%;
  position: absolute;
  background: #fff;
  top: 50%;
  left:50%;
  margin: -5px 0  0 -5px;
  z-index:1;
}
input[type="radio"] + span {
  opacity: 0;
}
input[type="radio"]:checked + span {
  opacity: 1;
}

重写单选复选按钮

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