/**
 * @fileOverview 首页的样式
 * @author jinks zhao
 */


/***** 基本样式 *****/

/* copy from google web fonts */

@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 700;
  src: local('Open Sans Bold'), local('OpenSans-Bold'), url(/fonts/opensans_700.woff) format('woff');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 300;
  src: local('Open Sans Light'), local('OpenSans-Light'), url(/fonts/opensans_300.woff) format('woff');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 600;
  src: local('Open Sans Semibold'), local('OpenSans-Semibold'), url(/fonts/opensans_600.woff) format('woff');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  src: local('Open Sans'), local('OpenSans'), url(/fonts/opensans_400.woff) format('woff');
}


h1, h2,
#main-download-btn,
.download-btn,
#features summary,
#features-nav {
    font-family: "Segoe UI", "Open Sans";
}
h1, h2 {
    font-weight: 300;
}

/* direction for rtl*/
.ar-language {
    direction: rtl;
}
.ar-language #logo {
    direction: ltr;
}

/* basic tags */

body {
    margin: 0;
    font-family: "Segoe UI", "Lucida Grande", Tahoma;
    font-size: 12px;
}

#logo,
#top-nav-menu,
#main-article,
footer .inner {
    width: 960px;
    margin: 0 auto;
}
a {
    color: #0066cc;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

img {
    border: 0;
}
ul, h1, h2, p {
    padding: 0;
    margin: 0;
}
ul {
    list-style-type: none;
}

/***** 头部导航 *****/

#top {
    background-color: #f1f1f1;
    border-bottom: 1px #e6e6e6 solid;
}

#logo img {
    margin: 5px 10px;
}

#top-nav {
    text-align: right;
    margin-top: -42px;
    font-size: 14px;
    font-family: "Segoe UI", "Open Sans";
}
#top-nav li {
    display: inline-block;
    position: relative;
    z-index: 10;
}

#top-nav a {
    display: inline-block;
    height: 36px;
    line-height: 36px;
    margin: 1px 1px 2px 1px;
    padding: 0 20px;
    text-decoration: none;
    color: #666;
    border: 1px solid #f1f1f1;
}
#top-nav a:hover {
    color: #000;
    background: #f5f5f5;
    border-color: #e3e3e3;
}
#top-nav a.current {
}

#top-nav .has-submenu a.hover,
#top-nav .has-submenu a:hover {
    color: #333;
    background: #f5f5f5;
    border-color: #e3e3e3;
}
#top-nav .has-submenu ul {
    display: none;
    position: absolute;
    top: 39px;
    left: 0;
    z-index: 50;
    width: auto;
    background-color: #fff;
    border: 1px solid #ccc;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    -webkit-box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
#top-nav .has-submenu ul.hover {
    display: block;
    z-index: 51;
}
#top-nav .has-submenu ul.last {
    left: auto;
    right: 0;
    padding: 1px;
}

#top-nav .has-submenu li {
    display: block;
    white-space: nowrap;
    text-align: left;
}
#top-nav .has-submenu li a {
    display: block;
    margin: 0;
    line-height: 40px;
    height: 40px;
    border: none;
}
#top-nav .has-submenu li a:hover {
    background-color: #d3ebfe;
}




/***** 主显示区域 *****/

header {
    margin-bottom: 20px;
}

/* 大标题 */

header h1 {
    text-align: center;
    color: #007FF4;
    font-size: 48px;
    font-family: "Segoe UI Light", "Century Gothic", "Open Sans";
    text-shadow: 0 1px white;
    margin: 15px 30px;
}

#power-tips {
    margin: -15px 20px 0;
    text-align: right;
    -webkit-transition: opacity 0.3s;
}

/* 背景 */

#main-bg {
    position: relative;
    width: 100%;
    margin: 0 0 20px;
    text-align: center;
    z-index: 5;
}
#main-bg-ratio {
    width: 100%;
}
#main-bg #main-bg-default {
    position: absolute;
    top: 0;
    left: 0;
    width: 960px;
    height: 400px;
    overflow: hidden;
    z-index: 20;
    background: white;
}
#main-bg .bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 960px;
    height: 400px;
    background: transparent none no-repeat center center;
    z-index: 21;
}
#main-bg .star {
    position: absolute;
    left: 152px; top: 119px;
    width: 656px; height: 142px;
    z-index: 21;
    -webkit-animation: star-x 5s ease-in-out infinite;
       -moz-animation: star-x 5s ease-in-out infinite;
         -o-animation: star-x 5s ease-in-out infinite;
        -ms-animation: star-x 5s ease-in-out infinite;
            animation: star-x 5s ease-in-out infinite;

}
#main-bg .star .inner {
    position: relative;
    top: 115px;
    margin-left: 90px;
    margin: -32px;
    text-align: left;
    -webkit-animation: star-y 5s ease-out infinite;
       -moz-animation: star-y 5s ease-out infinite;
         -o-animation: star-y 5s ease-out infinite;
        -ms-animation: star-y 5s ease-out infinite;
            animation: star-y 5s ease-out infinite;
    z-index: 22;
}
#main-bg .star .inner img {
    width: 64px;
    height: 64px;
}
#main-bg #device-front {
    background-image: url(/images/index/device-front.png);
    z-index: 28;
}
#main-bg #star-front {
    z-index: 27;
}
#main-bg #line-front {
    background-image: url(/images/index/ring-front.png);
    z-index: 26;
}
#main-bg #device-mid {
    background-image: url(/images/index/device-mid.png);
    z-index: 25;
}
#main-bg #device-hover {
    background-image: none;
    z-index: 24;
    -webkit-animation: device-hover 5s steps(1, start) -0.2s infinite;
       -moz-animation: device-hover 5s steps(1, start) -0.2s infinite;
         -o-animation: device-hover 5s steps(1, start) -0.2s infinite;
        -ms-animation: device-hover 5s steps(1, start) -0.2s infinite;
            animation: device-hover 5s steps(1, start) -0.2s infinite;
}
#main-bg #cloud {
    background-image: url(/images/index/cloud.png);
    z-index: 23;
    -webkit-animation: float-cloud 3s infinite;
       -moz-animation: float-cloud 3s infinite;
         -o-animation: float-cloud 3s infinite;
        -ms-animation: float-cloud 3s infinite;
            animation: float-cloud 3s infinite;
}
#main-bg #star-back {
    z-index: 22;
}
#main-bg #line-back {
    background-image: url(/images/index/ring-back.png);
    z-index: 21;
}

#main-bg #star-front img {
    -webkit-animation: star-front-img 5s steps(1, start) infinite;
       -moz-animation: star-front-img 5s steps(1, start) infinite;
         -o-animation: star-front-img 5s steps(1, start) infinite;
        -ms-animation: star-front-img 5s steps(1, start) infinite;
            animation: star-front-img 5s steps(1, start) infinite;
}
#main-bg #star-back img {
    -webkit-animation: star-back-img 5s steps(1, start) infinite;
       -moz-animation: star-back-img 5s steps(1, start) infinite;
         -o-animation: star-back-img 5s steps(1, start) infinite;
        -ms-animation: star-back-img 5s steps(1, start) infinite;
            animation: star-back-img 5s steps(1, start) infinite;
}

/*
    left: 153px; top: 248px;
    width: 654px; height: 138px;
*/

/* Safari 5, Chrome */
@-webkit-keyframes "star-x" {
    0% {margin-left: 0;}
    50% {margin-left: 656px;}
    100% {margin-left: 0;}
}
@-webkit-keyframes "star-y" {
    0% {top: 71px;}
    25% {top: 142px; -webkit-animation-timing-function: ease-in;}
    50% {top: 71px;}
    75% {top: 0px; -webkit-animation-timing-function: ease-in;}
    100% {top: 71px;}
}
@-webkit-keyframes "star-front-img" {
    0% {opacity: 0;}
    50% {opacity: 1;}
    100% {opacity: 0;}
}
@-webkit-keyframes "star-back-img" {
    0% {opacity: 1;}
    50% {opacity: 0;}
    100% {opacity: 1;}
}
@-webkit-keyframes "float-cloud" {
    0% {margin-top: 0px;}
    50% {margin-top: 5px;}
    100% {margin-top: 0px;}
}
@-webkit-keyframes "device-hover" {
    0% {background-image: none;}
    25% {background-image: url(/images/index/device-left-hover.png);}
    50% {background-image: url(/images/index/device-center-hover.png);}
    75% {background-image: url(/images/index/device-right-hover.png);}
    100% {background-image: none;}
}

/* Firefox 5-15 */
@-moz-keyframes star-x {
    0% {margin-left: 0;}
    50% {margin-left: 656px;}
    100% {margin-left: 0;}
}
@-moz-keyframes star-y {
    0% {top: 71px;}
    25% {top: 142px; -moz-animation-timing-function: ease-in;}
    50% {top: 71px;}
    75% {top: 0px; -moz-animation-timing-function: ease-in;}
    100% {top: 71px;}
}
@-moz-keyframes star-front-img {
    0% {opacity: 0;}
    50% {opacity: 1;}
    100% {opacity: 0;}
}
@-moz-keyframes star-back-img {
    0% {opacity: 1;}
    50% {opacity: 0;}
    100% {opacity: 1;}
}
@-moz-keyframes float-cloud {
    0% {margin-top: 0px;}
    50% {margin-top: 5px;}
    100% {margin-top: 0px;}
}
@-moz-keyframes device-hover {
    0% {background-image: none;}
    25% {background-image: url(/images/index/device-left-hover.png);}
    50% {background-image: url(/images/index/device-center-hover.png);}
    75% {background-image: url(/images/index/device-right-hover.png);}
    100% {background-image: none;}
}

/* ie 10+ */
@-ms-keyframes star-x {
    0% {margin-left: 0;}
    50% {margin-left: 656px;}
    100% {margin-left: 0;}
}
@-ms-keyframes star-y {
    0% {top: 71px;}
    25% {top: 142px; -ms-animation-timing-function: ease-in;}
    50% {top: 71px;}
    75% {top: 0px; -ms-animation-timing-function: ease-in;}
    100% {top: 71px;}
}
@-ms-keyframes star-front-img {
    0% {opacity: 0;}
    50% {opacity: 1;}
    100% {opacity: 0;}
}
@-ms-keyframes star-back-img {
    0% {opacity: 1;}
    50% {opacity: 0;}
    100% {opacity: 1;}
}
@-ms-keyframes float-cloud {
    0% {margin-top: 0px;}
    50% {margin-top: 5px;}
    100% {margin-top: 0px;}
}
@-ms-keyframes device-hover {
    0% {background-image: none;}
    25% {background-image: url(/images/index/device-left-hover.png);}
    50% {background-image: url(/images/index/device-center-hover.png);}
    75% {background-image: url(/images/index/device-right-hover.png);}
    100% {background-image: none;}
}

/* Opera 12+ */
@-o-keyframes star-x {
    0% {margin-left: 0;}
    50% {margin-left: 656px;}
    100% {margin-left: 0;}
}
@-o-keyframes star-y {
    0% {top: 71px;}
    25% {top: 142px; -o-animation-timing-function: ease-in;}
    50% {top: 71px;}
    75% {top: 0px; -o-animation-timing-function: ease-in;}
    100% {top: 71px;}
}
@-o-keyframes star-front-img {
    0% {opacity: 0;}
    50% {opacity: 1;}
    100% {opacity: 0;}
}
@-o-keyframes star-back-img {
    0% {opacity: 1;}
    50% {opacity: 0;}
    100% {opacity: 1;}
}
@-o-keyframes float-cloud {
    0% {margin-top: 0px;}
    50% {margin-top: 5px;}
    100% {margin-top: 0px;}
}
@-o-keyframes device-hover {
    0% {background-image: none;}
    25% {background-image: url(/images/index/device-left-hover.png);}
    50% {background-image: url(/images/index/device-center-hover.png);}
    75% {background-image: url(/images/index/device-right-hover.png);}
    100% {background-image: none;}
}

/* Safari 5, Chrome, Firefox 16+ */
@keyframes star-x {
    0% {margin-left: 0;}
    50% {margin-left: 656px;}
    100% {margin-left: 0;}
}
@keyframes star-y {
    0% {top: 71px;}
    25% {top: 142px; animation-timing-function: ease-in;}
    50% {top: 71px;}
    75% {top: 0px; animation-timing-function: ease-in;}
    100% {top: 71px;}
}
@keyframes star-front-img {
    0% {opacity: 0;}
    50% {opacity: 1;}
    100% {opacity: 0;}
}
@keyframes star-back-img {
    0% {opacity: 1;}
    50% {opacity: 0;}
    100% {opacity: 1;}
}
@keyframes float-cloud {
    0% {margin-top: 0px;}
    50% {margin-top: 5px;}
    100% {margin-top: 0px;}
}
@keyframes device-hover {
    0% {background: none;}
    25% {background: url(/images/index/device-left-hover.png);}
    50% {background: url(/images/index/device-center-hover.png);}
    75% {background: url(/images/index/device-right-hover.png);}
    100% {background: none;}
}

/* 视频按钮 */

#intro-video {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 31;
    width: 100%;
    margin: 0;
    text-align: center;
}

#intro-video-play {
    width: 100%;
    text-align: center;
    overflow: hidden;
}
#intro-video-play img {
    width: 100%;
    opacity: 0.75;
    -webkit-transition: all 0.3s;
}
#intro-video-play img:hover {
    /*-webkit-transform: scale(1.1);
    -webkit-transform-origin: 50% 68%;*/
    opacity: 1;
}

#intro-video-close {
    display: block;
    position: absolute;
    top: -30px;
    right: 0;
    z-index: 32;
    height: 30px;
    width: 30px;
    background: transparent url(/images/index/video-close.png) no-repeat center center;
}
#intro-video-obj {
    width: 100%;
    height: 100%;
    margin: auto;
}


#intro-video.playing {
    background-color: white;
}

#intro-video-obj,
#intro-video-close,
#intro-video.playing #intro-video-play {
    display: none;
}
#intro-video-play,
#intro-video.playing #intro-video-obj,
#intro-video.playing #intro-video-close {
    display: block;
}

#main-bg-default,
#main-bg-ratio {
    -webkit-transition: opacity 0.5s;
}


/* 下载信息 */

#download {
    text-align: center;
    margin: 0;
}
#main-download-btn {
    display: inline-block;
    height: 63px;
    text-decoration: none;

    background: #0080ff; /* Old browsers */
    background: -moz-linear-gradient(top,  #0080ff 0%, #0072e3 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#0080ff), color-stop(100%,#0072e3)); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top,  #0080ff 0%,#0072e3 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top,  #0080ff 0%,#0072e3 100%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top,  #0080ff 0%,#0072e3 100%); /* IE10+ */
    background: linear-gradient(to bottom,  #0080ff 0%,#0072e3 100%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#0080ff', endColorstr='#0072e3',GradientType=0 ); /* IE6-9 */

    border: 1px solid #0066CC;
    -moz-box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    -webkit-box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
#main-download-btn:hover {
    background: #2b95ff; /* Old browsers */
    background: -moz-linear-gradient(top,  #2b95ff 0%, #0080ff 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#2b95ff), color-stop(100%,#0080ff)); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top,  #2b95ff 0%,#0080ff 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top,  #2b95ff 0%,#0080ff 100%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top,  #2b95ff 0%,#0080ff 100%); /* IE10+ */
    background: linear-gradient(to bottom,  #2b95ff 0%,#0080ff 100%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#2b95ff', endColorstr='#0080ff',GradientType=0 ); /* IE6-9 */
}
#download .disabled,
#download .disabled:hover {
	cursor: default;
    background: #bbb; /* Old browsers */
    background: -moz-linear-gradient(top,  #bbb 0%, #aaa 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#bbb), color-stop(100%,#aaa)); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top,  #bbb 0%,#aaa 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top,  #bbb 0%,#aaa 100%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top,  #bbb 0%,#aaa 100%); /* IE10+ */
    background: linear-gradient(to bottom,  #bbb 0%,#aaa 100%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#bbb', endColorstr='#aaa',GradientType=0 ); /* IE6-9 */
    border: 1px solid #999;
    -moz-box-shadow: none;
    -webkit-box-shadow: none;
    box-shadow: none;
}
#main-download-btn .inner {
    padding: 7px 80px 8px 20px;
    color: white;
    line-height: 1.5;
    text-align: left;
    text-shadow: 1px 1px #0066CC;
    background: url(/images/download/download-btn-bg-right.png) no-repeat right bottom;
}
#download .disabled .inner{
	padding: 8px 40px;
    text-align: center;
	text-shadow: none;
    background: none;
}

#main-download-btn .download-title {
    display: block;
    font-size: 20px;
}
#main-download-btn .download-desc {
    display: block;
    font-size: 12px;
}
#main-download-btn .coming-soon {
    font-size: 16px;
}
#download p {
    margin: 20px 10%;
    line-height: 2;
    color: #666;
}

#android-device-select {
    z-index: 50;
    position: absolute;
    left: 0;
    margin: 0;
    bottom: 0px;
    width: 100%;
    display: none;
}
#android-device-select .dialog {
    position: relative;
    text-align: center;
    background: #fff;
    box-shadow: 0px 0px 12px #C6CDCE;
    max-width: 320px;
    margin: auto;
    font-size: 16px;
    padding: 40px;
    color: black;
}
#android-device-select p {
    margin-bottom: 40px;
}
#android-device-select .btn-down {
    display: inline-block;
    width: 45%;
    margin: 0 2%;
    height: 35px;
    line-height: 35px;
    text-decoration: none;
    color: white;
}
#android-device-select .phone{
    background-color: #fd8232;
}
#android-device-select .pad{
    background-color: #349aff;
}
#android-device-select .btn-close {
    line-height: 1;
    width: 21px;
    height: 21px;
    padding: 0;
    position: absolute;
    top: 10px;
    right: 10px;
    background: url(/images/index/hide-features-btn.png) no-repeat;
}


/***** 功能介绍区域 *****/

#features summary:focus {
    outline: none;
}
#features summary::-webkit-details-marker {
    display: none;
}

#features {
    display: block;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}
#features summary {
    font-size: 18px;
    line-height: 1.5;
    display: inline-block;
    height: 32px;
    padding: 0 10px;
    cursor: pointer;
    top: 0;
    right: 10px;
    color: #666;
}
#features summary:hover {
    text-decoration: underline;
}
#features summary img {
    vertical-align: middle;
}
#features summary[data-loaded] {
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
    transition: all 0.5s;
}
#features[open] summary,
#features.open summary {
    position: absolute;
}

#features nav,
#features .panel {
    text-align: left;
}


/***** 底部导航 *****/

footer {
    background: #f1f1f1;
    zoom: 1;
    padding-bottom: 20px;
}
footer .inner {
    position: relative;
    z-index: 10;
}
footer nav {
    color: #666;
}
footer nav div {
    float: left;
    width: 150px;
    padding: 20px;
}
footer nav h3 {
    font-size: 12px;
    margin: 0;
    padding-bottom: 10px;
}
footer nav a {
    color: #888;
    line-height: 1.8;
}

/* Follow Maxthon */

#follow {
    font-weight: bold;
    font-family: 'Arial';
    color: #656565;
    position: absolute;
    right: 0;
    top: 75px;
    _width: 190px;
}

#follow div {
    margin-top: 15px;
    height: 36px;
}

#follow a {
    float: left;
    _display: inline;
    width: 36px;
    height: 36px;
    margin-right: 2px;
    background: url(/images/index/follow.png) 0 0 no-repeat;
}

#follow a.twitter {
    background-position: 0 0;
}

#follow a.twitter:hover {
    background-position: -44px 0;
}

#follow a.facebook {
    background-position: 0 -40px;
}

#follow a.facebook:hover {
    background-position: -44px -40px;
}

#follow a.google {
    background-position: 0 -80px;
}

#follow a.google:hover {
    background-position: -44px -80px;
}

#follow a.linkedin {
    background-position: 0 -120px;
}

#follow a.linkedin:hover {
    background-position: -44px -120px;
}

#follow a.youtube {
    background-position: 0 -160px;
}

#follow a.youtube:hover {
    background-position: -44px -160px;
}

/* 语言和版权 */

#lang {
    color: #888;
    line-height: 28px;
    position: absolute;
    right: 70px;
    top: 20px;
    width: 120px;
    border: 1px #ccc solid;
    text-align: justify;
    white-space: nowrap;
    z-index: 50;
}
#lang .country {
    display: block;
    padding: 5px 10px;
    line-height: 18px;
    height: 18px;
    color: #666666;
    font-weight: bold;
    text-decoration: none;
}
#lang .country img {
    vertical-align: middle;
    padding: 0 2px;
}
#lang .all-languages {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    position: absolute;
    bottom: 28px;
    left: -1px;
    border: 1px solid #cccccc;
    background-color: #f4f4f4;
    z-index: 55;
    width: 120px;
}
#lang .all-languages a {
    display: block;
    padding: 5px 10px 5px 30px;
    line-height: 18px;
    height: 18px;
    color: #666666;
    text-decoration: none;
}
#lang .all-languages a:hover {
    background-color: #e3e1e2;
}

#copyright,
#beian {
    line-height: 28px;
    margin: 10px;
    color: #888;
    float: left;
}
#beian {
    float: right;
}


/***** 功能介绍区域的细节样式 *****/

/* 平台切换 */

#features-nav {
    border-bottom: 1px #ccc solid;
    padding: 0 20px;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}
#features-nav a {
    font-size: 18px;
    line-height: 32px;
    display: inline-block;
    height: 32px;
    padding: 5px 16px;
    color: #888;
}
#features-nav a.current {
    color: #333;
    padding: 3px 15px 5px;
    border-left: 1px #ccc solid;
    border-right: 1px #ccc solid;
    border-top: 2px #6a8fb5 solid;
    position: relative;
    background-color: white;
    top: 1px;
    z-index: 2;
}
#features-nav a[data-name="overview"] {
    color: #4E759C;
}
#features-nav #hide-features-btn {
    line-height: 1;
    width: 21px;
    height: 21px;
    padding: 0;
    position: absolute;
    top: 12px;
    right: 20px;
    background: url(/images/index/hide-features-btn.png) no-repeat;
    z-index: 2;
}

/* 内容样式 */

#features article {
    color: #333;
    font-size: 14px;
    line-height: 1.8;
    text-align: left;
    zoom: 1;
}
#features article:after {
    content: "";
    display: block;
    visibility: hidden;
    height: 0;
    clear: both;
}
#features article h1 {
    font-size: 24px;
    margin: 0 0 20px;
    color: #333;
}
#features article h2 {
    font-size: 20px;
    margin: 30px 0 10px;
    color: #333;
}
#features article p {
    margin: 10px 0;
}
#features section {
    margin: 0 36px;
}
#features section.overview {
    margin-bottom: 40px;
}
#features .inner-section {
    margin-left: 80px;
}
#features section .icon {
    float: left;
    display: inline;
    margin: 5px 10px 0 10px;
}
#features section ul {
    list-style: square;
    margin-left: 1em;
}


/* 侧边附加信息 */

#features aside {
    float: right;
    width: 280px;
    background: #fcfcfc;
    border: 1px solid #ececec;
    padding: 10px 20px;
    margin: 0 0 20px 20px;
}
#features aside h2 {
    color: #666;
    margin: 20px 0;
}
#features aside a {
    color: #4e759c;
}
#features aside .qr-code {
    display: block;
    margin: auto;
    width: 60%;
}
#features aside .download-btn {
    text-decoration: none;
}
#features aside .download-btn .inner {
    line-height: 25px;
    padding: 14px 50px 14px 16px;
    margin-bottom: 10px;
    color: white;
    font-size: 16px;
    background: #6a8fb5 url(/images/download/download-bg.png) no-repeat 96% center;
    border: 1px solid #638ab1;
}
#features aside .download-btn .app-store  {
    background-image: url(/images/download/download-bg-app-store.png);
}
#features aside .download-btn:hover .inner {
    background-color: #6699cc;
    border: 1px solid #508ac5;
}
#features aside .disabled,
#features aside .disabled:hover {
    cursor: default;
	color: #999999;
    text-decoration: none;
}
#features aside .disabled .inner,
#features aside .disabled .inner:hover {
	cursor: default;
	background-color: #bbb;
    border: 1px solid #aaa;
}
#features aside .download-btn .google-play {
    background-image: url(/images/download/download-bg-play.png);
}
#features aside .download-btn .store, 
#features aside .download-btn .store:hover {
    padding: 0;
    height: auto;
    border: none;
    line-height: 0;
    background-color: transparent;
}
#features aside .download-btn .windows-store, 
#features aside .download-btn .windows-store:hover {
    padding-left: 50px;
    border-color: #21bbee;
    background: url(/images/download/download-bg-windows-store.png) 4% center no-repeat #21bbee;
}

#features aside p {
    font-size: 12px;
    margin: 5px 5px 15px;
    color: #0088CC;
}
#features aside p a {
    padding-right: 30px;
}
#features aside hr {
    border: 0;
    height: 1px;
    background: #eee;
    margin: 15px 0;
}
#features aside ul {
    font-size: 14px;
    list-style: none;
    padding-left: 0;
    line-height: 2;
    margin: 0 5px;
}

#overview-features strong {
    font-weight: 300;
    color: #333;
    font-size: 20px;
    font-family: "Open Sans";
}
#overview-features section .inner-section {
    margin-left: 180px;
}
#overview-features aside {
    padding: 20px;
}
#overview-features .download-list {
    font-family: "Segoe UI", "Open Sans";
}
#overview-features .download-list a {
    display: block;
    line-height: 2;
    padding: 10px 10px 10px 50px;
    background-image: url(/images/index/widget.png);
    background-repeat: no-repeat;
}
#download-btn-pc {
    background-position: 0 -0px;
}
#download-btn-mac {
    background-position: 0 -80px;
}
#download-btn-iphone {
    background-position: 0 -160px;
}
#download-btn-ipad {
    background-position: 0 -240px;
}
#download-btn-android {
    background-position: 0 -320px;
}
#download-btn-android-pad {
    background-position: 0 -400px;
}
#overview-features #download-btn-android-all {
    background: url(/images/index/widget-android.png) no-repeat 10px center;
}
#overview-features #download-btn-windows-phone {
    background: url(/images/index/widget-window-phone.png) no-repeat 4px center;
}
#overview-features #download-btn-ios {
    background: url(/images/index/widget-ios.png) no-repeat 10px center;
}
#overview-features #download-btn-linux {
    background: url(/images/index/widget-linux.png) no-repeat 5px center;
}
#overview-features #download-btn-nitro {
    background: url(/images/index/widget-nitro.png) no-repeat 8px center;
}

/* linux popup */
.linux-popup {
    display: none;
    max-width: 100%;
}
.popup-layer {
    position: absolute;
    z-index: 60;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #b3b3b3;
    opacity: 0.8;
    filter: alpha(opacity=80);
}
.popup-con {
    position: fixed;
    _position: absolute;
    z-index: 61;
    top: 50%;
    left: 50%;
    min-width: 334px;
    padding: 30px;
    border: 1px solid #ececec;
    background-color: #fff;
}
.linux-list-pact {
    font-size: 14px;
}
.linux-list-pact a {
    color: #0072E3;
}
.popup-con h2 {
    margin-bottom: 10px;
    font-size: 14px;
    margin-top: 10px;
}
.popup-con .popup-close {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 22px;
    height: 22px;
    background: url(/images/index/popup-close.png) no-repeat 0 0;
}
.popup-con .popup-close:hover {
    background-position: 0 -22px;
}
.popup-con .popup-close:active {
    background-position: 0 -44px;
}
.linux-list {
    font-size: 14px;
    font-family: "Segoe UI", "Lucida Grande", Tahoma;
    line-height: 25px;
    color: #888;
}
.linux-list a {
    display: inline-block;
    color: #0072E3;
}