.pre_banner_3d a {
    text-decoration: none;
    border: 0
}

body {
    overflow-x: hidden
}

.pre_banner_3d {
    margin:50px auto 0;
    width: 1200px;
    height:529px;
    position: relative;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none
}


.banner_tree {
    width: 100%;
    height:529px;
    position: absolute;
    bottom: 0;
    overflow: hidden
}

.show_phone_s {
    width:572px;
    height: 529px;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    z-index: 10
}

.pre_btns{
    width: 100%;
    height: 372px;
    position: absolute;
    top: 0;
    bottom: 0;
}

.color_font {
    /*background: #63b504;*/
    color: #fff;
    width: 270px;
    height:165px;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    z-index: 50;
    cursor: pointer
}

.left_btn {
    left: 0
}

.right_btn {
    right: 0
}

.img_phone {
    width: 100%;
    height: 100%
}

.show_s_ui {
    width: 100%;
    height:372px;
    position: relative;
}

.show_s_ui > li {
    width:270px;
    height:165px;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    z-index: 30;
    cursor: pointer;
    filter: alpha(opacity=0);
    opacity: 0;
    font-size: 40px
}

.show_s_ui > li > div {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    filter: alpha(opacity=90);
    opacity: .9;
    display: none
}

.show_s_ui > li > img {
    width: 100%;
    height: 100%
}

#middel_shows {
    width:531px;
    height:325px;
    left:27.8%;
    filter: alpha(opacity=100);
    opacity: 1
}

#left_shows {
    left:0;
    filter: alpha(opacity=100);
    opacity: 1
}

#right_shows {
    left:77.5%;
    opacity: 1;
    filter: alpha(opacity=100)
}

#small_left, #small_right {
    width:270px;
    height:165px;
    opacity: 0;
    filter: alpha(opacity=0)
}

#small_left {
    left: -15%
}

#small_right {
    left: 102.5%
}