* {
    margin: 0;
    padding: 0;
    font-family: "微软雅黑";
}

.clear {
    clear: both;
}

.i_container {
    background: url("../images/index/index_bg.jpg") no-repeat;
    width: 750px;
    height: 1206px;
}

.nav_box {
    float: right;
    width: 356px;
    margin: 40px;
}

.nav_box a {
    text-decoration: none;
    color: white;
}

.nav_list {
    width: 158px;
    height: 187px;
    background: black;
    float: left;
    margin-left: 20px;
    margin-bottom: 20px;
    box-sizing: border-box;
    color: rgb(255, 255, 255);
    text-align: center;
    font-size: 22px;
    line-height: 30px;
    overflow: hidden;
}
.cl1{
    background-color: rgb(240,133,25);
}
.cl2{
    background-color: rgb(0,162,233);
}
.cl3{
    background-color: rgb(244,179,179);
}
.cl4{
    background-color: rgb(246,174,69);
}
.cl5{
    background-color: rgb(98,195,208);
}
.cl6{
    background-color: rgb(176,75,135);
}
.cl7{
    background-color: rgb(0,143,275);
}
.cl8{
    background-color: rgb(86,170,183);
}
.lis1 {
    background: url("../images/index/icon_01.png") no-repeat;
    width: 71px;
    height: 82px;
    margin: 37px auto 26px;
}

.lis2 {
    background: url("../images/index/icon_02.png") no-repeat;
    width: 85px;
    height: 104px;
    margin: 20px auto 20px;
}

.lis3 {
    background: url("../images/index/icon_03.png") no-repeat;
    width: 75px;
    height: 84px;
    margin: 33px auto 22px;
}

.lis4 {
    background: url("../images/index/icon_04.png") no-repeat;
    width: 71px;
    height: 78px;
    margin: 33px auto 27px;
}

.lis5 {
    background: url("../images/index/icon_05.png") no-repeat;
    width: 106px;
    height: 80px;
    margin: 33px auto 26px;
}

.lis6 {
    background: url("../images/index/icon_06.png") no-repeat;
    width: 76px;
    height: 84px;
    margin: 29px auto 23px;
}

.lis7 {
    background: url("../images/index/icon_07.png") no-repeat;
    width: 46px;
    height: 76px;
    margin: 31px auto 24px;
}

.lis8 {
    background: url("../images/index/icon_08.png") no-repeat;
    width: 76px;
    height: 85px;
    margin: 27px auto 18px;
}