body,html{
    padding: 0;
    margin: 0;
    font-weight:400;
}
.banner_nav{
    width: 100%;
    height: 661px;
    background: url('../img/new_ntalk/banner_bg.png') no-repeat;
}
.banner_nav .inner_nav{
    width: 1200px;
    height: 100%;
    margin: 0 calc((100% - 1200px)/2);
}
.banner_nav .le_inner_side{
    width: 50%;
    float: left;
}
.le_inner_side .l_title{
    width: 100%;
    font-size:50px;
    color:rgba(255,255,255,1);
    margin: 189px 0 80px 0;
}
.le_inner_side .bot_info{
    width: 100%;
    display: inline-block;
}
.le_inner_side .store-app{
    width: 210px;
    float: left;
    display: inline-block;
    margin-right: 40px;    
}
.le_inner_side .app_store{
    width:210px;
    height:52px;
    float: left;
    background:rgba(255,255,255,1);
    border-radius:4px;
    background: url('../img/new_ntalk/ios.png') no-repeat;
    background-size: 100% 100%;
    margin-bottom: 50px;
    cursor: pointer;
}
.le_inner_side .app_store:hover{
    background: url('../img/new_ntalk/ios_h.png') no-repeat;
    background-size: 100% 100%;
}
.le_inner_side .code_icon{
    width:180px;
    height:180px;
    float: left;
    background: url('../img/new_ntalk/code.png') no-repeat;
    background-size: 100% 100%;
    margin-top: -10px;
}
.le_inner_side .android_store{
    width:210px;
    height:52px;
    float: left;
    background:rgba(255,255,255,1);
    border-radius:4px;
    background: url('../img/new_ntalk/android.png') no-repeat;
    background-size: 100% 100%;
    margin: 0 25px 0 0;
    cursor: pointer;
}
.le_inner_side .android_store:hover{
    background: url('../img/new_ntalk/android_h.png') no-repeat;
    background-size: 100% 100%;
}
.le_inner_side a{
    display: inline-block;
}
.rg_inner_side{
    width: 50%;
    height: 100%;
    float: right;
    background: url('../img/new_ntalk/_s-zhutu.png') no-repeat;
    background-position: center;
}
.mode-inner{
    width: 100%;
    height: 921px;
    background: url('../img/new_ntalk/fx01.png') 90% 100%, url('../img/new_ntalk/fx02.png') 50px 0%;
    background-repeat: no-repeat;
}
.mode-inner .select-inner{
    width: 1200px;
    height: 100%;
    margin: 0 calc((100% - 1200px)/2);
}
.mode-inner .gif_img{
    display: inline-block;
    position: absolute;
    left: 50%;
    transform: translate(-50%, 0);
    margin-top: 109px;
}
.mode-inner .select_box{
    width: 280px;
    height: auto;
    cursor: pointer;
    position: relative;
}
.select_box:nth-child(2){
    float: left;
    margin-right: 500px;
    margin-top: 177px;
}
.select_box:nth-child(3){
    float: right;
    margin-top: 177px;
}
.select_box:nth-child(4){
    float: left;
    margin-top: 127px;
}
.select_box:nth-child(5){
    float: right;
    margin-top: 127px;
}
.select_box:nth-child(2):hover .gif_img{
    background: url('../img/new_ntalk/fnzz.gif') no-repeat;
    background-position: center;
}
.select_box:nth-child(3):hover .gif_img{
    background: url('../img/new_ntalk/jjbg.gif') no-repeat;
    background-position: center;
}
.select_box:nth-child(4):hover .gif_img{
    background: url('../img/new_ntalk/jxzx.gif') no-repeat;
    background-position: center;
}
.select_box:nth-child(5):hover .gif_img{
    background: url('../img/new_ntalk/fxjl.gif') no-repeat;
    background-position: center;
}
.select_box .logo{
    width:100%;
    height:100px;
    margin: 0 0 27px 0;
}
.select_box .default_icon{
    display: block;
}
.select_box .hover_icon{
    display: none;
}
.select_box .hover-sty .default_icon{
    display: none;
}
.select_box .hover-sty .hover_icon{
    display: block;
}
.select_box .logo img{
    width: 100px;
    height: 100%;
}
.select_box .hover-sty .t1{
    color: #0088FD!important;
}
.select_box .hover-sty .c1{
    color: #0088FD!important;
}
.select_box .content .t1{
    width: 100%;
    font-size:40px;
    font-weight:bold;
    color:rgba(51,51,51,1);
    margin-bottom: 18px;
}
.select_box .content .c1{
    width: 100%;
    font-size:16px;
    color:rgba(102,102,102,1);
}