背景图片定位
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/*背景图片定位*/
/*语法:Background-position:水平位置 垂直位置*/
/*数值(px)正负值都可以,正数值表示向右移动或向下移动,负数值表示向左或向上移动;*/
.list ul li a>span{display: inline-block;width: 36px;height: 36px;}
.list ul li>a{text-decoration: none;}
.list ul li>a:hover{text-decoration: underline;color: #000;}