*{
    margin: 0;
    padding: 0;
}

/* 动图切换 */

.Dynamic_switching{
    margin-top: 100px;
    width: 100%;
    height: 340px;
    position: relative;
    background: #d7dbdd;
  }

.Dynamic_switching .box{
    margin-top: 100px;
    width: 100%;
    height: 340px;
    position: relative;
}

.Dynamic_switching .list{
    width: 1200px;
    height: 300px;
    overflow: hidden;
    position: absolute;
    left: 50%;
    margin-left: -600px;
}

.Dynamic_switching .btn{
    position: absolute;
    top: 50%;
    margin-top: -50px;
    width: 60px;
    height: 100px;
    line-height: 100px;
    font-size: 30px;
    color: white;
    text-decoration: none;
    text-align: center;
    background: rgba(144, 221, 226, 0.5);
    cursor: pointer;
}
.Dynamic_switching .next{
    right: 0;
}

.Dynamic_switching li{
    position: absolute;
    top: 0;
    left: 0;
    list-style: none;
    opacity: 0;
    transition: all 0.3s ease-out;
}
.Dynamic_switching img{
    width: 751px;
    height: 300px;
    border:none;
    float: left;
}
.Dynamic_switching .p1{
    transform:translate3d(-224px,0,0) scale(0.81);
}
.Dynamic_switching .p2{
    transform:translate3d(0px,0,0) scale(0.81);
    transform-origin:0 50%;
    opacity: 0.8;
    z-index: 2;
}
.Dynamic_switching .p3{
    transform:translate3d(224px,0,0) scale(1);
    z-index: 3;
    opacity: 1;
}
.Dynamic_switching .p4{
    transform:translate3d(449px,0,0) scale(0.81);
    transform-origin:100% 50%;
    opacity: 0.8;
    z-index: 2;
}
.Dynamic_switching .p5{
    transform:translate3d(672px,0,0) scale(0.81);
}
.Dynamic_switching .p6{
    transform:translate3d(896px,0,0) scale(0.81);
}
.Dynamic_switching .p7{
    transform:translate3d(1120px,0,0) scale(0.81);
}

.Dynamic_switching .buttons{
    position: absolute;
    width: 1200px;
    height: 30px;
    bottom: 0;
    left: 50%;
    margin-left: -600px;
    text-align: center;
    padding-top: 10px;
}
.Dynamic_switching .buttons a{
    display: inline-block;
    width: 35px;
    height: 5px;
    padding-top: 4px;
    cursor: pointer;
}
.Dynamic_switching span{
    display: block;
    width: 35px;
    height: 1px;
    background: red;
}
.Dynamic_switching .blue{
    background:rgb(252, 253, 253);
}