.banner>li {
    position: absolute;
    top: 0
}
.navbar-brand{
    padding-top:0px!important;
}
* {
    margin: 0;
    border: 0;
    padding: 0;
    list-style: none
}

a {
    text-decoration: none
}

body {
    width: 100%;
    height:100%;
    overflow-x: hidden;
    font-size: 14px;
    font-family: Segoe UI, Lucida Grande, Helvetica, Arial, Microsoft YaHei, FreeSans, Arimo, Droid Sans, wenquanyi micro hei, Hiragino Sans GB, Hiragino Sans GB W3, FontAwesome, sans-serif;
    background: #000
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 400
}

.fl {
    float: left
}

.fr {
    float: right
}

.list li,
footer ul .fl {
    float: left
}

@media (max-width:1080px) {

    .banner {
        width: 100%;
        overflow: hidden
    }
    .banner .list {
        bottom: 40px!important
    }
    .banner .item h2 {
        font-size: 24px
    }
    .banner .item h1 {
        font-size: 30px
    }
    .banner .item h3 {
        font-size: 24px
    } .navbar-brand img {
        width: 70%
    }
    .navbar-brand>img {
        margin-bottom: 20px
    }
    .navbar-brand{
        padding:0px 15px !important;
    }
    .navbar-nav>li>a {
        padding: 20px!important
    }
    .navbar {
        padding: 0 5px!important
    }
    footer {
        /* display: none!important */
    }
}
.navbar {
    margin-bottom: 0;
    padding: 0 40px;
    background: rgba(0,0,0,0.6);
    -webkit-box-shadow: 0 0 10px rgba(0, 0, 0, .14);
    box-shadow: 0 0 10px rgba(0, 0, 0, .14)
}

.navbar-header button .icon-bar {
    background: #4f71c2
}

.navbar-toggle {
    border: 1px solid #4f71c2
}

a {
    color: #fff;
}

.navbar-nav>li>a:hover {
    color: #4f71c2;
}

.bule {
    color: #4f71c2
}

.navbar-nav>li>a {
    padding: 44px 20px
}

.navbar-header .navbar-toggle {
    margin-top: 20px;
    margin-bottom: 20px
}
.banner li:nth-child(3) .content h4,
.content {
    color: #fff
}
.banner .content{
    position: absolute;
    top:50%;
    left:50%;
    -ms-transform: translate(-50%,-50%);
    -webkit-transform: translate(-50%,-50%);
     transform: translate(-50%,-50%);
}
.banner{
    position: relative;
    width:100%;
    height:100%;
}
.banner>li {
    width:100%;
    height:100%;
    left: -150%;
    position: absolute;
}

.banner>li .banner_bg {
    width: 100%;
    height: 90%;
    background-image: url(../images/banner_01.jpg);
    background-repeat: no-repeat;
    background-size: cover
}

.banner>li .banner_02 {
    background-image: url(../images/banner_02.jpg)
}

.banner>li .banner_03 {
    background-image: url(../images/banner_03.jpg)
}

.banner li:nth-child(3) .content {
    background-color: rgba(150, 148, 143, .57);
    padding: 5% 10%
}

.banner li:nth-child(2) .content {
    background-color: rgba(19, 19, 23, .57);
    padding: 5% 8%
}

.content {
    top: 50%;
    text-align: center;
    padding: 7% 3%;
    -webkit-transform: translate(-50%, -46%);
    -ms-transform: translate(-50%, -46%);
    transform: translate(-50%, -46%);
    background: rgba(21, 30, 41, .57)
}

.content h2 {
    font-size: 40px
}

.content h1 {
    font-size: 60px
}

.content h3 {
    font-size: 35px
}

.content h4 {
    font-size: 14px;
    color: #929599
}

.list {
    bottom: 100px;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%)
}

.list li {
    width: 28px;
    height: 5px;
    background: #a9abaf;
    margin-left: 10px
}

.arrow {
    position: absolute;
    top: 50%;
    width: 100%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%)
}

.arrow .fr {
    margin-right: 2%
}

.arrow .fl {
    margin-left: 2%
}

.arrow .arrow_size {
    width: auto;
    height: 0;
    overflow: hidden
}

.arrow .arrow_size .line {
    width: 1px;
    height: 34px;
    margin-left: 20px;
    background: #fff
}

.arrow .arrow_size h5 {
    color: #fff;
    font-size: 22px
}

.arrow .arrow_size h6 {
    color: #fff;
    font-size: 14px
}

footer {
    /* position: absolute; */
    bottom: 0;
    width: 100%
}

footer ul li {
    color: #cfcdcd;
    padding: 30px
}

footer ul .fr {
    float: right
}

footer ul .fr svg {
    margin-right: 10px
}

.upbig {
    -webkit-animation: upbig 25s infinite;
    animation: upbig 25s infinite
}

/*@-webkit-keyframes upbig {
    50% {
        width: 150%;
        height: 150%
    }
    0% {
        width: 1920px;
        height:1080px
    }
}

@keyframes upbig {
    50% {
        width: 150%;
        height: 150%
    }
    0% {
        width: 1920px;
        height: 1080px
    }
}*/

.active {
    background: #fff
}

.active a {
    color: #337ab7!important
}