*, body {
    margin: 0;
    padding: 0;
}

body {
    background: url("../img/bg.png");
    background-size: 100%;
}

.header {
    height: 17vw;
    display: flex;
    justify-content: space-between;
    background-color: #232F3E;
    color: #fff;
    align-items: center;
    padding: 0 3vw;
    position: relative;
}

.header img {
    height: 10vw;
    width: 38vw;
}

.color-orange {
    color: #FBBB6A
}
.title{
    margin-top: 11vw;
    text-align: center;
}
.title h1{
    color: #232F3E;
    font-size: 6vw;
    font-weight: bold;
}
.title h2{
    color: #232F3E;
    font-size: 5vw;
    margin-top: 6vw;
}
.title span{
    font-size: 7vw;
    font-weight: 500;
    color: #FBBB6A;
}
.t1{
    margin-top: 10vw;
    font-size: 5.5vw;
}
.t2{
    margin-top: 2vw;
    font-size: 5.5vw;
}
.join {
    height: 90vw;
    background: url("../img/join-bg.png");
    background-size: 100% 100%;
    margin: 2vw 0 0 0;
    font-size: 5.5vw;
    position: relative;
}
.join-bottom{
    position: absolute;
    bottom: 0;
    width: 100vw;
}

.cooperate {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.cooperate > div {
    width: 44vw;
    height: 22vw;
    margin-top: 5vw;
}

.cooperate > div img {
    width: 100%;
    height: 100%;
}

.bottom-holder {
    height: 40vw
}
.footer{
    color: #232F3E;
    margin-top: 10vw;
    font-size: 3vw;
}
.footer .links {
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer .links img {
    width: 3vw;
    height: 3vw;
    margin-right: 1vw;
}
.bottom{
    background: #232F3E;
    height: 32vw;
}
.bottom-box{
    display: flex;
    margin-top: 10vw;
    justify-content: space-around;
    align-content: center;
}
.bottom-box>div{
    width: 44vw;
    height: 14vw;

}
.lang{

    position: absolute;
    top: 2vw;
    right: 3vw;
    text-align: center;
}
.lang a{
    color: #000;
     text-decoration:none;
}
.lang-act{
    background: #fff;
    color: #232F3E;
    border-radius: 2vw;
    border: #EEEEEE 1px solid;
}
.now-lang{
    display: flex;
    align-items: center;
    padding: 4vw 10vw;
}
.now-lang img{
    width: 4vw;
    height: 4vw;
    margin-left: 1vw;

}
.pick-box{
    padding: 0 2vw;
    display: none;
}
.lang-act .pick-box{
    display: block;
}
.pick-box .act{
   background: #0365F9;
    color: #ffff;
}
.pick-box .act a{
    color: #fff;
}
.pick-box .item{
    padding: 4vw 0;
    border-radius: 2vw;
}