.box3 {

    background: url("../images/tu1.jpg") no-repeat;
	background: url(../images/tu1.jpg) no-repeat!important;
    background-size: 100%;
    height: 100vh;
    position: relative;
}

.box3 .box3-nr {

    position: absolute;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.box3-jtl {
    position: absolute;
    top: 50%;
    left: 14%;
}

.box3-jtr {
    position: absolute;
    top: 50%;
    left: 83%;
    font-weight: lighter;
}

.box3 .box3-nr > p {
    text-align: center;
}

.box3-wz1 {
    font-size: 25px;
    margin: 20px 0;
    color: #ffffff;
}

.box3-wz2 {
    font-size: 14px;
    color: #ffffff;
    line-height: 35px;
}

.box3-wz3 {
    font-size: 14px;
    color: black;
    margin: 0 0 60px 0;
}

.box3 .four_flash {
    position: relative;

}

.box3 .flashBg {
    width: 1200px;
    font-size: 0;
    overflow: hidden;
}

.but_left {
    width: 50px;
    height: 100px;
    position: absolute;
    top: 106px;
    cursor:pointer;
    left: -52px;
}

.but_right {
    width: 50px;
    height: 100px;
    position: absolute;
    top: 106px;
    cursor:pointer;
    right: -44px;
}
.mobile-3{
    width: 1200px;
    overflow: hidden;
}
.mobile-3 > ol {
    display: inline-block;
    font-size: 0;

}

.mobile-3 > ol > li {
    width: 300px;
    display: inline-block;
    margin-bottom: 30px;

}

.mobile-3 > ol > li > a {
    display: block;

    width: 53%;

    margin: 0 auto 20px;

    background-color: rgba(255, 255, 255, 0.4);
	
	filter:alpha(opacity=100);

    text-align: center;

    border-bottom: 5px solid black;

    border-radius: 6px;
	-webkit-border-radius: 6px;
    -moz-border-radius: 6px;
    -o-border-radius: 6px;
	-ms-border-radius: 6px;
	behavior: url(../PIE.htc);
}

.mobile-3 > ol > li img {

    margin: 15px 0 15px 0;

    width: 50%;
}

.mobile-3 > ol > li p {
    font-size: 14px;
    color: black;
    text-align: center;
    margin: 0 0 15px 0;
}
@media (max-width: 760px) {
    .box3{
        background-size: 100% 100%;
    }
    .box3 .flashBg,.mobile-3{
        overflow: hidden;
        width: 100vw;
        text-align: center;
    }
    .mobile-3 > ol > li{
        width:50vw;
    }
    .mobile-3 > ol >.none{
        display: none;
    }
    .box3-wz3{
        margin: 0 0 20px 0;
    }
    .box3-wz1{
        font-size: 20px;
        margin: 25px 0 10px 0;
    }
    .box3-wz2{
        font-size: 14px;
        line-height: 22px;
    }
    .mobile-3 > ol > li > div{
        width: 76%;
    }
    .mobile-3 > ol > li img{
        margin: 25px 0 20px 0;
    }
    .mobile-3 > ol > li p{
        margin: 0 0 10px 0;
    }
    .but_left{
        left: 4px;
    }
    .but_right{
        right: -10px;
    }
    .but_left>img, .but_right{
        right: -20px;
    }
    .but_left>img,.but_right>img{
        width: 50%;
    }
}