input 的带有lable的选择样式优化 纯css

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <title>Examples</title>
    <meta content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0,user-scalable=no" name="viewport"/>
    <meta name="description" content="">
    <meta name="keywords" content="">
    <link href="" rel="stylesheet">
</head>
<style>

.checkbox {
    position: relative;
    height: 30px;
}
.checkbox input[type='checkbox'] {
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    opacity: 0;
}
.checkbox label {
    position: absolute;
    left: 30px;
    top: 0;
    height: 20px;
    line-height: 20px;
}
.checkbox label:before {
    content: '';
    position: absolute;
    left: -30px;
    top: 0;
    width: 20px;
    height: 20px;
    border: 1px solid #ddd;
    border-radius: 50%;
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
}

.checkbox label:after {
    content: '';
    position: absolute;
    left: -22px;
    top: 3px;
    width: 6px;
    height: 12px;
    border: 0;
    border-right: 1px solid #fff;
    border-bottom: 1px solid #fff;
    background: #fff;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transition: all 0.3s ease;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
}

.checkbox input[type='checkbox']:checked + label:before {
    background: #4cd764;
    border-color: #4cd764;
}
.checkbox input[type='checkbox']:checked + label:after {
    background: #4cd764;
}
</style>
<body>
<div class='checkbox'>
    <input type='checkbox' id='checkbox1' name='checkboox[]'>
    <label for='checkbox1'>篮球</label>
</div>
<div class='checkbox'>
    <input type='checkbox' id='checkbox2' name='checkboox[]'>
    <label for='checkbox2'>乒乓球</label>
</div>
<div class='checkbox'>
    <input type='checkbox' id='checkbox3' name='checkboox[]' checked>
    <label for='checkbox3'>足球</label>
</div>

</body>
</html>
原文地址:https://www.cnblogs.com/ghfjj/p/7954878.html