@charset "utf-8";

html{ height: 100%; 
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

*,
*:before,
*:after {
    -webkit-box-sizing: inherit;
    box-sizing: inherit;
}

body {
    margin: 0;
    padding: 0;
    text-align: left;
    color: #3a3a3a;
    font-size: 14px;
    font-family: "微软雅黑", "Microsoft YaHei", Arial, helvetica, sans-serif;
     background: url("../Image/index/bg.jpg") center;
     height: 100%;
     overflow: hidden;
}

#wrap {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}



.yun1 { position: absolute; top:50%; left: 50%; transform: translate(-500%,-500%); z-index: 2; }
.yun2 { position: absolute; top:50%; left: 50%; transform: translate(300%,-200%); z-index: 2;}
.l_b_pic { position: absolute; bottom: 10%; left: 0; }
.s1 { position: absolute; top: 50%; margin-top: -260px; left: -1%; z-index: 2;}
.s2 { position: absolute; top: 50%; margin-top: -160px; right: -1%;  z-index: 2;}

.cloud_effect {
    position: absolute;
    z-index: 1;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    overflow: hidden;
    animation: cloud_effect_background 100s ease-out infinite;
}

.clouds_one {
    background: url("../Image/index/cloud_one.png") center left repeat-x;
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3000%;
    animation: cloud_one 100s linear infinite;
}

.clouds_two {
    background: url("../Image/index/cloud_two.png") center left repeat-x;
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3000%;
    animation: cloud_two 150s linear infinite;
}

.clouds_three {
    background: url("../Image/index/cloud_three.png") center center repeat-x;
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3000%;
    animation: cloud_three 200s linear infinite;
}

@keyframes cloud_effect_background {
    0% {
        background: rgba(0, 0, 0, 0);
        color: rgba(0, 0, 0, 0);
    }
    50% {
        background: rgba(0, 0, 0, 0);
        color: rgba(0, 0, 0, 0);
    }
    100% {
        background: rgba(0, 0, 0, 0);
        color: rgba(0, 0, 0, 0);
    }
}

@keyframes cloud_one {
    0% {
        left: 0%
    }
    100% {
        left: -200%
    }
}

@keyframes cloud_two {
    0% {
        left: 0%
    }
    100% {
        left: -200%
    }
}

@keyframes cloud_three {
    0% {
        left: 0%
    }
    100% {
        left: -200%
    }
}


@keyframes md {
    0% {
        transform:translateY(-10000px) scale(0.1) ;
        opacity: 1;
    }

    15% {
        transform:translateY(-300px) scale(0.2) ;
        opacity: 1;
    }

    30% {
        transform:translateY(80px) scale(0.5) ;
        opacity: 1;
    }

    60% {
        transform:translateY(80px) scale(1.2,1) ;
        opacity: 1;
    }


    65% {
        transform:translateY(80px) scale(2,1) ;
        opacity: 0.6;
    }


    70% {
        transform:translateY(80px) scale(4,1) ;
        opacity: 0.4;
    }

    75% {
        transform:translateY(80px) scale(7,1) ;
        opacity: 0.6;
    }

    100% {
        transform:translateY(80px) scale(10,1) ;
        opacity: 0;

    }
}

.main_box { z-index: 99; width: 100%; height: 730px; position: absolute; left: 0; top:50%; transform: translateY(-50%); position: relative; z-index: 2;}
.main { width: 1200px; height: 430px; margin: 0 auto; position: relative; z-index: 2;}

.logo { margin-top: 0; text-align: center; }

.huajuan { width:100%; height: 321px; background: url(../Image/index/huajuan.png) center no-repeat; position: relative; margin-top: -100px; }


.md_box { width:1603px; height: 224px; position: relative; animation: md 2s linear; }
.md_box { opacity: 0; }


.main .menu  { margin: 20px auto; width: 400px; height: 80px; }

.main .menu ul li a { width: 78px; height: 80px; display: block; margin: 0 auto; background: url(../Image/index/lang_bg.png) center no-repeat; }
.main .menu ul li i { width: 78px; height: 80px; display: block; transition: all 0.3s;}

.main .menu ul li:nth-child(1) a i {background: url(../Image/index/lang1.png) center no-repeat;}
.main .menu ul li:nth-child(2) a i {background: url(../Image/index/lang2.png) center no-repeat;}
.main .menu ul li:nth-child(3) a i {background: url(../Image/index/lang3.png) center no-repeat;}

.main .menu ul li a:hover { background: url(../Image/index/lang_bg_h.png) center no-repeat; }
.main .menu ul li:nth-child(1) a:hover i {background: url(../Image/index/lang1h.png) center no-repeat;}
.main .menu ul li:nth-child(2) a:hover i {background: url(../Image/index/lang2h.png) center no-repeat;}
.main .menu ul li:nth-child(3) a:hover i {background: url(../Image/index/lang3h.png) center no-repeat;}

footer {color: #969695;  margin-top: 50px;}
footer a { color: #969695 !important; }
footer a:hover { color: #f00 !important; }

.layer {
  display: block;
  height: 100%;
  width: 100%;
  padding: 0;
  margin: 0; }

.layer { position: absolute !important; }