.backj{background: green; width: 10px; height: 25px; display: inline-block; border-radius: 5px;margin-top: 4px; }
.mubanh{position: relative; width: 1200px; margin: 35px auto 10px;font-size: 16px; }
.mubanh span{position: absolute; top: 4px; left: 22px; }
.muband{width: 1160px; background: #f2f2f2;font-size: 16px;min-height: 500px; margin: 0 auto; padding: 20px; }
.muband p{text-indent:2em;margin: 0; margin-bottom: 5px; }
.muband img{max-width:1160px;}