.img1{height: 600px;background: url(../images/sem33p4/p1.jpg) no-repeat center;color: #fff;text-align: center;}
.img1 .t1{font-size: 22px;padding-top: 165px;}
.img1 h2{font-size: 48px;line-height: 59px;padding-top: 20px;}
.img1 h3{font-size: 40px;line-height: 59px;}
.img1 .a1{margin-top: 40px;}
.img1 .a1 a{margin: 0 20px;}

.d1{padding-bottom: 20px;}
.d11{width: 950px;height: 209px;margin: 30px auto 0;}
.d11>i{display: block;width: 131px;height: 209px;float: left;background-repeat: no-repeat;background-position: center;}
.d11>i>em{position: relative;font-size: 20.77px;color: #fff;display: block;padding: 30px 0 15px;line-height: 1;text-align: center;font-weight: 500;}
.d11>i>em:after{display: block;content: '';position: absolute;width: 35px;height: 1px;background-color: #fff;left: 50%;margin-left: -17px;bottom: 0;}
.d11>i.s1{background-image: url(../images/sem32p4/d11-1.jpg);}
.d11>i.s2{background-image: url(../images/sem32p4/d11-2.jpg);}
.d11>i.s3{background-image: url(../images/sem32p4/d11-3.jpg);}
.d11>i.s4{background-image: url(../images/sem32p4/d11-4.jpg);}
.d11>i.s5{background-image: url(../images/sem32p4/d11-5.jpg);}
.d11>ul{display: flex;width: 738px;height:209px;float: left;margin-left: 17px;justify-content: space-between;flex-wrap: wrap;align-items: center;}
.d11 li{display: flex;width:172px;height: 96px;justify-content: center;align-items: center;border: 1px solid #e2e8ea;border-radius: 10px;}
.d11>a{display: block;float: right;width: 42px;height: 209px;background-repeat: no-repeat;background-position: center;border-radius: 12px;opacity: .5;transition: all .5s;}
.d11>a.a1{background-image: url(../images/sem32p4/d11-1m.png);}
.d11>a.a2{background-image: url(../images/sem32p4/d11-2m.png);}
.d11>a.a3{background-image: url(../images/sem32p4/d11-3m.png);}
.d11>a.a4{background-image: url(../images/sem32p4/d11-4m.png);}
.d11>a.a5{background-image: url(../images/sem32p4/d11-5m.png);}
.d11>a:hover{opacity: 1;}

.d2 .tc>img{margin-top: 35px;}