CSS input checkbox自定义样式

代码如下，如有不懂的请加QQ群：126246777
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh-cn">
<head>
<title>CSS input checkbox自定义样式</title>
<style type="text/css">
.compare_button .checkboxcss {
    cursor: pointer;
    position: absolute;
    width: 15px;
    height: 15px;
    top: 0;
    left: 0;
    background: #f7f7f7;
    border: 2px solid #f5b34f;
    border-radius: 5px;
}
.compare_button {
    position: relative;
}
.compare_button .checkboxcss:after {
    opacity: 0;
    content: '';
    position: absolute;
    width: 7px;
    height: 3px;
    background: transparent;
    top: 3px;
    left: 3px;
    border: 3px solid #1e8cc5;
    border-top: none;
    border-right: none;
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg);
}
.compare_button input[type=checkbox]:checked + label:after {
    opacity: 1;
}
</style>
</head>
<body>
<div class="compare_button">
        <input type="checkbox" id="compare_39680" class="checkbox-input">
        <label class="checkboxcss" for="compare_39680"></label>
        <span>compare text</span>
    </div>
</body>
</html>
效果图：
CSS input checkbox自定义样式