html,body,div,span,applet,object,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video {
    margin:0;
    padding:0;
    border:0;
    font-size:100%;
    font:inherit;
    font-weight:normal;
    vertical-align:baseline;
    line-height: 1;
    box-sizing: border-box;
}
ol,ul,li {
    list-style:none;
}
a{
    text-decoration: none;
}
img{
    width: 100%;
    height: 100%;
    display: block;
}


 /* 内容区 */
 .prelude-content{
    width: 1200px;
    margin: 0 auto 40px;
}
.consulting-banner-1{
    width: 1200rpx;
    height: 120rpx;
    margin: 20px 0;
}
/* 当前位置 */
.position-now{
    display: flex;
    width: 1200px;
    height: 50px;
    background: #F9F9F9;
    border: 1px solid #EDEDED;
    display: flex;
    align-items: center;
    margin-top: 16px;
}
.position-now p,.position-now p a{    
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #999999;
    margin-right: 10px;
    text-decoration: none;
}
.position-now p:nth-of-type(1){
    margin-left: 20px;
}

.prelude-intro{
    position: relative;
    width: 1200px;
    height: 230px;
    background: #F3F6F8;
    border: 1px solid #E4E7EA;
    margin-top: 20px;
}
.prelude-intro>img{
    width: 170px;
    height: 44px;
    position: absolute;
    left: 50%;
    margin-left: -85px;
    top: -10px;
}
.prelude-intro>div{
    display: flex;
    padding-top: 25px;
    padding-left: 42px;
}
.prelude-intro>div>img{
    width: 50px;
    height: 50px;
    margin-right: 20px;
    border-radius: 50%;
}
.prelude-intro>div>ul li:nth-of-type(1){
    font-size: 20px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #16558C;
    line-height: 1;
}
.prelude-intro>div>ul li:nth-of-type(2){  
    width: 1035px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 5;
    margin-top: 12px; 
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #111111;
    line-height: 26px;
}

/* 拉开序幕 */
.prelude-prelude{
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}
.prelude-prelude-left{
    width: 1000px;
    height: 425px;
    background: #F6F6F6;
    display: flex;    
}
.prelude-prelude-right img{
    width: 185px;
    height: 422px;
}
.prelude-prelude-left video{
    width: 720px;
    height: 405px;
    margin: 10px 10px 10px 5px;
    cursor: pointer;
}
.prelude-head p:nth-of-type(1){
    width: 4px;
    height: 20px;
    background: #16558C;
    margin-right: 17px;
}
.prelude-head p:nth-of-type(2){
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #16558C;
    line-height: 35px;
}
.prelude-prelude-left .prelude-head{
    display: flex;
    align-items: center;
    margin: 10px 0 5px 0;
}
.prelude-prelude-left ul{
    margin-left: 10px;
}
.prelude-prelude-left ul li{
    width: 255px;
    height: 68px;
    margin-top: 6px;
    background: #CFCFCF;
    opacity: 0.35;
    padding: 16px 28px 0;
    cursor: pointer;
}
.prelude-prelude-left ul li p:nth-of-type(1){
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    line-height: 24px;
}
.prelude-prelude-left ul li p:nth-of-type(2){
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #999999;
    line-height: 24px;
}
.prelude-item-active{
    opacity: 1 !important;
    background: #ffffff !important;
}
.prelude-item-active p{
    color: #333333 !important;
}
.prelude-img-box{
    width: 720px;
    height: 405px;
    margin: 10px 10px 10px 5px;
    position: relative;
}
.prelude-img-box img{
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    display: none;
}

/* 人物访谈 */
.prelude-list{
    background: #F9F9F9;
    margin-top: 20px;
    padding-bottom: 42px;
}
.prelude-head{
    display: flex;
    align-items: center;
}
.prelude-list>div:nth-of-type(1){
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px 0 0;
}
.more{
    display: flex;
    align-items: center;
}
.more a:nth-of-type(1) p{ 
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #999999;
    padding-right: 6px;
}
.more a:nth-of-type(2) p{
    border: 6px solid transparent;
    border-left: 6px solid #5B88AE;
}
.lines{
    width: 1160px;
    height: 1px;
    background: #EDEDED;
    margin: 20px auto 24px;
}
.prelude-lists{
    display: flex;
    padding: 0 17px 16px;
    flex-wrap: wrap;
}
.prelude-lists dl dd{
    height: 198px;
    background: #FFFFFF;
    border: 1px solid rgba(236, 236, 236, 0.8);
}
.prelude-lists dl{
    width: 285px;
    margin: 0 3px 25px;
}
.prelude-lists dl dd img{
    width: 263px;
    height: 175px;
    margin: 10px;
}
.prelude-lists dl dt{
    padding-top: 14px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #333333;
    line-height: 1;
    text-align: center;
}
.prelude-lists dl dt:nth-of-type(2){
    padding-top: 8px;
}
.right-left-icon{
    display: flex;
    justify-content: center;
}
.right-left-icon li{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: #D5D4D4;
    border-radius: 50%;
    margin:  0 2px;
    cursor: pointer;
}
.right-left-icon img{
    width: 14px;
    height: 14px;
}
.line-bottom{
    margin-top: 4px !important;
    margin-bottom: 20px !important;
}
.prelude-list-bottom{
    padding-bottom: 32px !important;
}

/* 合作 */
.prelude-list-bottom-content{
    display: flex;
    padding: 0 10px;
}
.prelude-list-bottom-content dl{
    width: 200px;
    margin: 0 10px;
}
.prelude-list-bottom-content video{
    width: 260px;
    height: 180px;
    cursor: pointer;
}
.prelude-list-bottom-content dd{ 
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #666666;
    text-align: center;
    margin-top: 20px;
}
.prelude-list-bottom-content-1{
    padding: 0 10px;
}
.prelude-list-bottom-content-1 ul{
    display: flex;
    flex-wrap: wrap;
}
.prelude-list-bottom-content-1 ul li{
    width: 234px;
    padding: 10px;
}
.prelude-list-bottom-content-1 ul li img{
    width: 220px;
    height: 100px;
}