.imgs{ display:block; border:none; margin:0 auto;}
a{ text-decoration:none;}


.qbcbg01{ background:url(../images/qbanner.jpg) no-repeat center top;height: 597px; min-height:100%; position:relative; overflow:hidden;}
.qbcnew img{max-width:100%;}
.qbcbg02{ min-height:717px; position:relative; overflow:hidden;}
.qbcbg03{ background:#fafafa; min-height:922px; position:relative; overflow:hidden;}
.qbcbg04{ position:relative; overflow:hidden;}
.qbcbg05{padding: 165px 0 30px 0;}
.formula6{float: left;padding-top: 110px;}
.formula7{float: right;}
.qbczb{ width:60%; margin-left:40%;margin-top: 230px;}
.qbczb img{ max-width:100%;}
.qbcbg02 img{}
.qbcbt{ text-align:center; font-size:18px;padding-top:70px; }
.formula1{float: left;margin: 75px 0 0 0px;}
.formula2{float: right;margin-top:75px;}
.formula3{float: left;margin: 220px 0 0 0px;}
.formula4{float: right;margin-top: 105px;width: 70%;}
.formula4 img{max-width: 100%;}
.xztu{ margin-top:260px; height:370px; position:relative;}
.xztu img{ width:120px; height:120px; border:5px solid #f47f8b; border-radius:50%; position:absolute; cursor:pointer; transition:all 0.3s;}
.xztu img:hover{border:5px solid #ffd200;}
.qbcdw01{ left:16px; top:130px;}
.qbcdw02{ left:260px; top:4px;}
.qbcdw03{right:251px; top:11px;}
.qbcdw04{right:63px; top:118px;}
.qbcdw05{right:414px; bottom:2px;}
.qbcdw06{ left:292px; bottom:13px;}