.float_bmenu a.home { background:url('http://5g.xhfk.net/images/icon_home.png') no-repeat center; background-size:31px; right:10%;display: block;width: 50px;height: 50px;position: absolute;top: 0;} .float_bmenu a.online {left: 35%;} .float_bmenu > span{left: 12%;}   .float_bmenu span img{width: 67px;height: 67px;background-size: 50px;left: 18px;top: 7.5px;} .float_bmenu span img.on{transform:rotate(360deg)} .float_bmenu a.tels{right: 30%} .float_bmenu span:after{display: block;content: "导航";position: absolute;bottom:-8px;text-align: center;width: 100%;color: #b42870; font-weight:bold;  } .float_bmenu a.tels:after{display: block;content: "电话";position: absolute;bottom:-3px;text-align: center;width: 100%;color: #b42870; font-weight:bold; } .float_bmenu a.online:after{display: block;content: "咨询";position: absolute;bottom:-3px;text-align: center;width: 100%;color: #b42870; font-weight:bold;  } .float_bmenu a.home:after{display: block;content: "首页";position: absolute;bottom:-3px;text-align: center;width: 100%;color: #b42870; font-weight:bold; } .float_bmenu{height: 60px;} .float_bmenu a.tels, .float_bmenu a.online{height: 50px;} .float_bmenu a{background-position: 0 -10px} .float_bmenu a.home{right: 10%;}  .float_bmenu a.jd:after{display: block;content: "地址";position: absolute;bottom:-3px;text-align: center;width: 100%;color: #b42870; font-weight:bold;  } .float_bmenu a.jd{ height:50px; right:10%; background: url('http://5g.xhfk.net/images/icon_jingdong.png') no-repeat center;     background-size: 31px;     lfet: 14%;     display: block;     width: 55px;     position: absolute;     top: 0;} @media screen and (min-width:300px) and (max-width:600px) {.float_bmenu span img{width: 47px;height: 47px;background-size: 30px;left: 13px;top: 6.2px;}.float_bmenu span { display:block; width:70px; height:70px; position:absolute; left:20%; margin-left:-30px; top:-25px; background:url('http://5g.xhfk.net/images/icon_addbg.png') no-repeat; background-size:100%; cursor:pointer;}   }