body{ background-color: #fff;}
#function{ width: 100%; height:100%; overflow-y: auto; position: relative;}
.function-wrap{ padding-bottom: 80px; }
.function-title{ background-color: #f1f1f1; padding-left: 15px; line-height: 30px; font-size: 14px; color: #999999; border-top: #dfdfdf 1px solid; border-bottom: #dfdfdf 1px solid;}
.function-list{ padding: 15px 2% 0; overflow: hidden;}
.function-list .function-one{ float: left; width: 25%; padding-bottom: 10px; text-align: center; }
.function-list .function-one img{width: 48px; margin: auto; display: block;}
.function-list .function-one span{color:#999999; font-size:14px; line-height:2;}