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

html, body, button, input, select, textarea {
    color: #3f484f;
    font: 14px/24px "Oxygen", Arial, "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", "STHeiti", "WenQuanYi Micro Hei", SimSun, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background: #fff;
}

img, input {
    vertical-align: middle;
}

img, a {
    border: none;
}

    a, a:hover {
        text-decoration: none;
        outline: none;
    }

p {
    margin: 0;
}

.clear {
    clear: both;
}

html, body {
    height: 100%;
    overflow: hidden;
}

.header {
    height: 70px;
    line-height: 70px;
    background: #e6e6e6;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    width: 100%;
    min-width: 1024px;
    overflow: hidden;
}

.body {
    min-width: 1024px;
    overflow: hidden;
}

.container {
    overflow: auto;
}

.wrapper {
    width: 1024px;
    margin: 0 auto;
    position: relative;
}

.logo {
    margin-left: 95px;
}

.nav {
    float: right;
}

.slides {
    overflow: hidden;
    width: 219px;
    height: 392px;
    position: relative;
}

.slide .slides img {
    z-index: 0;
}

.nav a {
    color: #000;
    margin-right: 30px;
    font-weight: bold;
}

.row {
    position: absolute;
    height: 85px;
    left: -160px;
}

#row2 {
    top: 103px;
    left: 0;
}

.c-item {
    display: block;
    width: 156px;
    height: 85px;
    position: absolute;
}

.c-label {
    height: 31px;
    background: rgba(0,0,0,0.5);
    position: absolute;
    color: #fff;
    width: 100%;
    line-height: 31px;
    text-align: center;
    bottom: 0;
    left: 0;
    font-weight: bold;
    font-size: 15px;
}

.part-1 {
    background: #68b82e;
    height: 770px;
}

.intro {
    position: absolute;
    top: 175px;
    left: 95px;
}

a.btn-download {
    display: block;
    position: absolute;
    width: 220px;
    height: 59px;
    background: url("../images/landing_download_d_btns.png");
    left: -4px;
}

a.btn-android {
    bottom: 84px;
    background-position: 0 -59px;
}

    a.btn-android:hover {
        background-position: -220px -59px;
    }

a.btn-ios {
    bottom: 0;
}

    a.btn-ios:hover {
        background-position: -220px 0;
    }

.slide {
    position: absolute;
    right: 60px;
    top: 125px;
    z-index: 10;
    width: 383px;
    height: 600px;
}

    .slide img {
        position: absolute;
        top: 0;
        left: 0;
        z-index: 10;
    }

#slide-inner {
    position: absolute;
    width: 219px;
    height: 392px;
    top: 88px;
    left: 81px;
}

.slide-btn {
    position: absolute;
    z-index: 100;
    width: 26px;
    height: 52px;
    top: 255px;
}

a.slide-btn-l:hover {
    background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/landing_download_btn_l.png");
}

.slide-btn-r {
    right: 0;
}

a.slide-btn-r:hover {
    background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/landing_download_btn_r.png");
}

.slide-dots {
    background: rgba(0,0,0,0.8);
    width: 100%;
    position: absolute;
    z-index: 10;
    bottom: 0;
    left: 0;
    height: 24px;
    text-align: center;
    line-height: 24px;
}

img.dot {
    width: 7px;
    height: 7px;
    background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/landing_download_single_download_dot.png");
    position: static;
    margin: 0 5px;
}

    img.dot.active {
        background-position: 0 -7px;
    }

.container {
    position: relative;
    height: 100%;
}

.part-2,.part-3, .part-4, .part-5 {
    height: 765px;
    background: #fff;
    border-top: 2px solid #fff;
}
.part-3{
    background-color:#f2f2f2;
}
.part-3, .part-4, .part-5 {
    border-top: 1px solid #fff;
}

.part-5 {
    height: 866px;
    border-bottom: none;
    background: #f2f2f2;
}

.p-2-1 {
    position: absolute;
    top: 96px;
    left: 95px;
}

.p-2-2 {
    position: absolute;
    top: 96px;
    right: 120px;
}

.p-3-1 {
    position: absolute;
    top: 90px;
    left: 95px;
}

.p-3-2 {
    position: absolute;
    top: 90px;
    right: 90px;
}

.p-4-1 {
    position: relative;
    text-align: center;
    margin-top: 100px;
}

.p-4-2 {
    position: relative;
    width: 908px;
    margin: 40px auto 0;
    overflow: hidden;
    height: 396px;
    z-index: 10;
    background: #fff;
}

.p-4-l {
    position: absolute;
    left: -14px;
    top: 0;
    width: 34px;
    height: 396px;
    background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/landing_download_p_4_l.png") no-repeat center;
    z-index: 10;
}

.p-4-r {
    position: absolute;
    right: -14px;
    top: 0;
    width: 34px;
    height: 396px;
    background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/landing_download_p_4_r.png") no-repeat center;
    z-index: 10;
}

.p-4-center {
    margin-top: 103px;
    position: relative;
}

.p-5-1 {
    position: absolute;
    right: 70px;
    top: 60px;
}

.p-5-2 {
    position: absolute;
    left: 53px;
    top: 60px;
}

.part-6 {
    background: #f2f2f2;
}

.p-6-1 a {
    display: block;
    width: 137px;
    height: 46px;
    background: url("../images/landing_download_d_btns_2.png");
    margin: 0 auto 32px;
}

    .p-6-1 a:hover {
        background-position: 0 -46px;
    }

.anim {
    -webkit-transition: all 0.5s ease-out;
    -ms-transition: all 0.5s ease-out;
    -moz-transition: all 0.5s ease-out;
    transition: all 0.5s ease-out;
}

.anim-1 {
    -webkit-transform: translate(-160px, -40px) scale(0.8) rotate(-8deg);
    -ms-transform: translate(-160px, -40px) scale(0.8) rotate(-8deg);
    -moz-transform: translate(-160px, -40px) scale(0.8) rotate(-8deg);
    transform: translate(-160px, -40px) scale(0.8) rotate(-8deg);
    opacity: 0.1;
}

.anim-2 {
    -webkit-transform: translate(400px, 0);
    -moz-transform: translate(400px, 0);
    -ms-transform: translate(400px, 0);
    transform: translate(400px, 0);
    opacity: 0.1;
}

.anim-3 {
    -webkit-transform: translate(-400px, 0);
    -moz-transform: translate(-400px, 0);
    -ms-transform: translate(-400px, 0);
    transform: translate(-400px, 0);
    opacity: 0.1;
}

.anim-4 {
    -webkit-transform: translate(0, -500px);
    -moz-transform: translate(0, -500px);
    -ms-transform: translate(0, -500px);
    transform: translate(0, -500px);
    opacity: 0;
}

.anim-5 {
    -webkit-transform: translate(0, 300px);
    -moz-transform: translate(0, 300px);
    -ms-transform: translate(0, 300px);
    transform: translate(0, 300px);
    opacity: 0;
}

.p-6-2 {
    text-align: center;
    padding-bottom: 40px;
    font-size: 12px;
    color: #a1a1a1;
}

.about {
    position: relative;
    padding: 45px 90px;
    border: 6px solid #e8e7e6;
    background: #fff;
    width: 760px;
    margin: 80px auto 40px;
}

#mask {
    position: fixed;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    width: 100%;
    height: 100%;
    overflow: auto;
    left: 0;
    top: 0;
    display: none;
}

.about-close {
    position: absolute;
    padding: 12px;
    top: 0;
    right: 0;
    line-height: 15px;
    cursor: pointer;
}

    .about-close img {
        width: 15px;
        height: 15px;
        background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/black_mamba_web_main_v2_main.png") -287px -21px;
    }

.about-title {
    font-size: 20px;
    margin-bottom: 20px;
}

.about-section p {
    margin-top: 60px;
    font-size: 16px;
    margin-bottom: 70px;
}

.about-social {
    margin-bottom: 25px;
}

.about-social-item {
    width: 33.33%;
    float: left;
    display: block;
    margin-top: 5px;
}

.about-social-weibo, .about-social-qq, .about-social-wechat {
    width: 32px;
    height: 32px;
    background: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/black_mamba_web_main_v2_about_social.png");
    float: left;
    margin-right: 12px;
}

.about-social-qq {
    background-position: 0 -32px;
}

.about-social-wechat {
    background-position: 0 -64px;
}

.about-social-name {
    float: left;
    margin-top: 3px;
}

a.about-social-item {
    color: #434343;
}

.about-social-item:hover {
    color: #08c;
}

.about-socia {
    margin-bottom: 8px;
}

.logo span {
    color: #fff;
    margin-left: 20px;
    font-size: 18px;
    display: inline-block;
    padding-top: 3px;
    vertical-align: top;
    font-weight: bold;
}
/*.part-2, .part-3, .part-4, .part-5, .part-6  display none*/

html, body {
    height: 100%;
    overflow: hidden;
}

.slide-box {
    width: 100%;
    height: 100%;
    position: relative;
    background-image: url("../images/bigbg.jpg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    -webkit-perspective: 500px;
    -webkit-perspective-origin: 50% 50%;
}

.slide-inner {
    display: block;
    position: relative;
    width: 100%;
    height: 100%;
    background-image: url("../images/biglogo.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 190px;
    top: -53px;
}

.download-btn {
    height: 50px;
    width: 172px;
    position: absolute;
    z-index: 100;
    top: 73%;
    left: 50%;
    background: #15c937;
    border-radius: 8px;
    color: #fff;
    font-size: 20px;
    text-align: center;
    line-height: 50px;
    margin-left: -86px;
    display: inline-block;
}

.download-wrapper {
    display: inline-block;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    position: absolute;
    z-index: 101;
    height: 100px;
    width: 100%;
    top: 70%;
}

.microm-mask {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0px;
    left: 0px;
    background: #000;
    background-image: url("http://static.yidianzixun.com/apps/landing_download_v1.0.0.81/landing_download_mobile_mask_2.png");
    background-position: 60px 24px;
    background-repeat: no-repeat;
    background-size: 76%;
}

@media screen and (min-width: 500px) {
    .download-btn {
        top: 90%;
    }

    .download-wrapper {
        top: 85%;
    }
}

@media screen and (min-width: 330px) {
    .cate .side0 img {
        width: 106%;
        left: -1.5%;
    }
}