html {
    background-color: #ffffff;
}

.en {
    font-family: "FZLTXH";
}

nav {
    padding-top: 20px;
    height: 50px;
}

nav .logo {
    background: url(../images/clean/clean_logo.png) no-repeat;
    background-size: contain;
    height: 38px;
}

nav .logo span {
    float: none;
    color: #72B4FF;
    font-size: 20px;
    line-height: 38px;
    margin-left: 55px;
}

nav .lang a.selected {
    color: #444444;
}

nav .lang a {
    color: #888888;
}

nav .lang a span {
    color: #444444;
}

nav .lang a:hover {
    color: #888888;
}

.container {
    min-width: 1200px;
}

.head {
    width: 1000px;
    margin: 0 auto;
}

.shadow {
    background: url(../images/clean/shadow.png) repeat-x;
    background-size: contain;
    height: 9px;
    width: 100%;
}

#section1 {
    background-size: cover;
    width: 100%;
    height: 473px;
    overflow: hidden;
}

.box_con {
    width: 1000px;
    height: 305px;
    margin: 0 auto;
    margin-top: 29px;
    background: url(../images/clean/CLEANit.png) no-repeat center top;
    background-position: 0px 108px;
    background-size: auto 162px;
}

.box_con .text {
    float: left;
    margin-left: 53px;
    margin-top: 69px;
}

.box_con .phone {
    background: url(../images/clean/clean_mobile.png) no-repeat left top;
    background-size: 456px;
    background-position: 0px 0px;
    float: right;
    overflow: hidden;
    height: 364px;
    width: 456px;
    margin-right: 0px;
}

.box_con .title {
    font-size: 50px;
    line-height: 52px;
    color: #656e71;
    width: 202px;
    height: 47px;
    margin-bottom: 25px;
}

.box_con .describe1 {
    color: #656e71;
    height: 34px;
    font-size: 18px;
    line-height: 20px;
}

.box_con .describe2 {
    height: 23px;
    color: #656e71;
    font-size: 24px;
    line-height: 26px;
    margin-top: 3px;
}

.en .box_con .describe1 {
    font-size: 16px;
}

.en .box_con .describe2 {
    font-size: 20px;
}

.downbtn {
    display: inline-block;
    position: relative;
    text-align: center;
    padding-top: 13px;
    margin-top: 40px;
    width: 234px;
    height: 71px;
    font-size: 26px;
    color: #ffffff;
}

.en .downbtn {
    padding-top: 16px;
    font-size: 22px;
}

a.downbtn {
    background: url(../images/clean/clean_btn_normal.png) no-repeat;
    background-size: contain;
}

a:hover.downbtn {
    background: url(../images/clean/clean_btn_press.png) no-repeat;
    background-size: contain;
}

#section2 {
    width: 1002px;
    margin: 30px auto 98px auto;
    overflow: hidden;
}

.card_info {
    padding: 42px 36px;
    width: 194px;
    float: left;
    margin: 29px 34px;
    background: white;
    text-align: center;
    -moz-box-shadow: 0px 0px 10px rgba(210, 218, 215, 0.68);
    box-shadow: 0px 0px 10px rgba(210, 218, 215, 0.68);
    border-radius: 8px;
}

.en .card_info {
    min-height: 269px;
}

.card_info img {
    display: block;
    width: 150px;
    height: 100px;
    margin: 0px auto 33px auto;
}

.card_info .sub_title {
    color: #80d7ba;
    height: 21px;
    background: white;
    font-size: 21px;
    line-height: 24px;
}

.card_info .desc {
    margin: 23px 0px 0px 0px;
    overflow: hidden;
}

.card_info .desc p {
    color: #757575;
    background: white;
    font-size: 14px;
    line-height: 1.7em;
}


/* animate */

.box_con {
    animation: bannerBgTrans 0.5s 1 ease-out;
}

.phone {
    animation: phoneTrans 0.5s 1 ease-out;
}

.box_con .title {
    animation: txtTransUp 0.6s 1 ease-out;
}

.box_con .describe1 {
    animation: txtTransUp 0.7s 1 ease-out;
}

.box_con .describe2 {
    animation: txtTransUp 0.8s 1 ease-out;
}

.downbtn {
    animation: downBtnShow 0.8s 1 ease-out;
}

@keyframes bannerBgTrans {
    0% {
        background-position: -100px 108px;
    }
    100% {
        background-position: 0px 108px;
    }
}

@keyframes phoneTrans {
    0% {
        transform: translateX(100px);
    }
    100% {
        transform: translateX(0px);
    }
}

@keyframes txtTransUp {
    from {
        transform: translate(0px, 100px);
        opacity: 0;
    }
    to {
        transform: translate(0px, 0px);
        opacity: 1;
    }
}

@keyframes downBtnShow {
    from {
        transform: scale(0.5);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}