body {
    max-width: 750px;
}

.vertical {
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%,-50%);
        -ms-transform: translate(-50%,-50%);
            transform: translate(-50%,-50%);
}
.header {
    background: white;
    position: fixed;
    left: 0;
    top: 0;
    height: auto;
    width: 100%;
    z-index: 999;
    
}
.header-bar {
    position: relative;
    width: 100%;
    height: 0.98rem;
    z-index: 1000;
    padding: 0 0.24rem;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    /* box-shadow:0px 4px 4px 0px rgba(220,220,220,0.5); */
}
.header-logo {
    position: relative;
    width: 1.46rem;
    height: 100%;
}
.header-logo img {
    width: 100%;
    display:block;
}
.header-nav_btn {
    position: relative;
    padding: 0.045rem 0;
    margin-top: 0.29rem;
}
.header-nav_btn.active span:first-child {
    -webkit-transform: translateY(0.13rem) rotate(-45deg);
        -ms-transform: translateY(0.13rem) rotate(-45deg);
            transform: translateY(0.13rem) rotate(-45deg);
}
.header-nav_btn.active span:nth-child(2) {
    opacity: 0;
}
.header-nav_btn.active span:last-child {
    -webkit-transform: translateY(-0.13rem) rotate(45deg);
        -ms-transform: translateY(-0.13rem) rotate(45deg);
            transform: translateY(-0.13rem) rotate(45deg);
}
.header-nav_btn span {
    display: block;
    width: 0.4rem;
    height: 0.05rem;
    background: #BF9000;
    margin: 0.08rem auto;
    -webkit-transition: .3s;
    -o-transition: .3s;
    transition: .3s;
}
.header-nav_btn span:first-child {
    margin-top: 0;
}
.header-nav_btn span:last-child {
    margin-bottom: 0;
}

.header-mask {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 0;
    overflow: auto;
}
.header-nav {
    width: 90%;
    margin: 0.98rem auto 0;
}
.header-nav .header-nav_item {
    display: block;
    height: 1rem;
    line-height: 1rem;
    color: #333;
    font-size: 0.32rem;
    border-bottom: 0.02rem solid #E6E4E4;
}

.header-nav_item_sec {
    display: block;
    height: 1rem;
    line-height: 1rem;
    color: #333;
    font-size: 0.32rem;
    border-bottom: 0.02rem solid #E6E4E4;
    margin-left: 2em;
}


.langwrap {
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
    right: 50px;
}

.langwrap .langbtn{
    display: inline-block;
    padding: 5px 8px;
    background-color: #fff;
    color: #2569AD;
    cursor: pointer;
}
.langwrap .langbtn.active {
    background-color: #2569AD;
    color: #fff;
}

.footer {
    background: #333;
    padding: 0.2rem 0.24rem;
    color: white;
    font-size: 12px;
    text-align: center;
    z-index: 2;
}

.footer_fixed {
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
}

.block {
    padding: 0 0.24rem
}
.block-tit {
    text-align: center;
    margin: 0.7rem auto 0.55rem auto;
}
.block-tit h2 {
    font-size: 0.42rem;
    line-height: 1;
    color: #fff;
    margin: 0;
    text-align: center;
    letter-spacing: 0.03rem;
}
.block_tit_logo {
    display: block;
    width: 2.02rem;
    margin: 0 auto;
}
.block-tit p {
    color: #fff;
    font-size: 0.26rem;
    margin: 0;
}
.block-tit span::before {
    content: '';
    display: block;
    width: 1.85rem;
    height: 100%;
    background: #DFB626;
    position: absolute;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
            transform: translateX(-50%);
}
.block-tit span {
    display: block;
    width: 100%;
    background: none;
    height: 0.05rem;
    margin: 0.1rem auto;
    position: relative;
}


.msecblock {
    position: relative;
    margin: 0 auto;   
    overflow: hidden;
    margin-top: 0.7rem;
}

.msecblock img {
    width: 2.1rem;
    position: absolute;
    left: 50%;
    -webkit-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
            transform: translateX(-50%);
}

.msecblock_intro{
    border-radius: 0.1rem;
    margin: 1.15rem auto 0 auto;
    width: 86.14%;
    font-size: 0.28rem;
    color: white;
    line-height: 1.6em;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    padding: 1.67rem .5rem .81rem;
    background: rgba(0, 0, 0, 0.57);
    z-index: 1;
    text-align: center;
}

.msecblock_intro_p {
    text-indent: 2em;
    text-align: left;
}