.introduct_box{width: 100%;font-size: 16px;background-color: #f9f9f9;border: 1px solid #dfdfdf;overflow: hidden;background-color: #f9f9f9;border: 1px solid #dfdfdf;}
.introduct-content {padding:0  2%;line-height: 33px;overflow: hidden;display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp:11}
.introduce_box{background-color: #f9f9f9;height:405px;font-size:16px;padding:20px}

 /*学会简介*/
.introduct-leader {
    margin-top: 20px
}

.introduct-list {
    margin: auto
}

.introduct-list li {
    width: 14.2%;
    float: left;
    color: #333;
    margin-top: 40px;
    cursor: pointer
}

.introduct-list li a {
    display: block;
    font-size: 22px;
    text-align: center
}

.introduct-list li span {
    display: block;
    text-align: center;
    font-size: 18px;
    margin-top: 10px;
    ;overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    cursor: pointer
}

.introduct-picture {
    width: 56%;
    height: 0;
    padding-bottom: 56%;
    overflow: hidden;
    border-radius: 100%;
    margin: 0 auto 10px auto;
    cursor: pointer
}

.introduct-picture img {
    width: 100%
}


.intruction_leader {
    margin: 20px 0;
}
    .intruction_leader .intruction_title {
      font-size: 28px;
      text-align: center;
      color:#333;
      font-weight:600;
      margin:40px 0
    }
    .intruction_leader ul {
    margin-left:-1.3%;
    padding:0
    }
    .intruction_leader ul li {
    width: 12%;
    padding: 10px 0;
    margin-left: 1.3%;
    float: left;
    text-align: center;
    margin-bottom: 20px;
    cursor:pointer;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;

    }

    .intruction_leader1 {
    margin: 20px 0;
}
    .intruction_leader1 .intruction_title {
      font-size: 28px;
      text-align: center;
      color:#333;
      font-weight:600;
      margin:40px 0
    }
    .intruction_leader1 ul {
    margin-left:-1.1%;
    padding:0
    }
    .intruction_leader1 ul li {
    width: 10%;
    padding: 10px 0;
    margin-left: 1.1%;
    background-color: #f8f8f8;
    border: 1px solid #ececec;
    float: left;
    text-align: center;
    margin-bottom: 20px;
    cursor:pointer;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;

    }

@media ( max-width :768px) {
    .introduct-list li a {
        font-size: 16px;
    }

    .introduct-list li span {
        font-size: 15px;
        margin-top: 0;
    }

    .introduct-list li {
        margin-top: 0;
    }

    .introduce_box {
        height: auto;
    }

    .intruction_leader .intruction_title {
        font-size: 20px;
        margin: 10px 0;
    }

    .intruction_leader ul{
    margin-left:0
}
    .intruction_leader ul li {
     width: 33%;
     margin-left:0.3%;
     margin-bottom: 0;
     padding: 5px 0;
    }
    .intruction_leader1 .intruction_title {
        font-size: 22px;
    }
    .intruction_leader1 ul {
    margin-left:-2%;
    padding:0
    }
    .intruction_leader1 ul li {
    width: 48%;
    padding: 10px 0;
    margin-left: 2%;


    }
}