body {
    font: 16px/1.6em "PingFang SC", "Hiragino Sans GB", "Microsoft Yahei",sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    margin: 0;
    color: #333;
    background-color: #fff;
}
a{color:#ff5300; text-decoration: none;}
a:hover{text-decoration: underline;}
.cf:after { content: ""; display: table; clear: both;}
.cf {*zoom: 1;}

p,h1,h2 {margin: 0;}
ul,li {list-style: none;}
.show {display: block !important;}
.hide {display: none !important;}

#loading {
    position: fixed; width: 100%; height: 100vh; z-index: 999;
    background: #000 url(paper-logo.svg) no-repeat center 90%;
    -webkit-background-size: auto 30px;
    background-size: auto 30px;
}
#loading span {
    position: absolute; width: 40px; height: 40px; margin-left: -15px; left: 50%; top: 40%;
    background: transparent url(loading.png) no-repeat 0 0;
    -webkit-background-size: 40px;
    background-size: 40px;
    -webkit-animation: loadwhirl 1s infinite linear;
            animation: loadwhirl 1s infinite linear;
}

/* active-info */
.active-info{
    position:fixed; left:20px; bottom:20px; z-index:200; width:30px; height: 30px;
}
.bgaudio a {visibility: hidden; width:30px; height: 30px; overflow: hidden; background: transparent url(icon-play.png) 0 0 no-repeat; -webkit-background-size: 30px; background-size: 30px;}
.bgaudio .active {display: block; visibility: visible;}
#mute-btn {background-position: 0 -30px;}

/* weixin share overlay*/
.overlay-wxshare {position:fixed; top:0; bottom:0; left:0; right:0; background:rgba(20,20,20,.95) url(paper-logo.svg) no-repeat center 98%; z-index:150;}
.wxmenu-tips{position:absolute; right:2em; top:1em; width:50px; height:60px; background:url(wxmenu-tips.svg) no-repeat;}
.tips-text {margin-top:100px;}
.tips-text p {width:100%; text-align:center; color:#fff; font-size:1.4em; line-height:2em;}

/* main content */
.btn-toplogo {
    position: absolute;
    left: 20px;
    top: 20px;
    z-index: 499;
    width: 50px;
    height: 30px;
    background: transparent url(paper-logo.svg) left top no-repeat;
    background-size: 50px 30px;
}
.coverwrap {
    width: 100%; height: 100vh; overflow: hidden;
    position: relative; z-index: 100;
    background: transparent url(../img/bg-cover.jpg) 0 top no-repeat;
    -webkit-background-size: 100% 100%;
    background-size: 100% 100%;
}
.blackmask {
    position: absolute; width: 100%; height: 100%; left: 0; top: 0; z-index: 2;
    /* background-color: rgba(0,0,0,0.2); */
    background-image: -webkit-linear-gradient(top, rgba(0,0,0,0.6),rgba(0,0,0,0.0));
    background-image: linear-gradient(to bottom,  rgba(0,0,0,0.6),rgba(0,0,0,0.0));
}
.covertitle {
    position: absolute; width: 100%; height: 100%; left: 0; top: 0; z-index: 1;
    background: transparent url(../img/cover-t.png) 0 top no-repeat;
    -webkit-background-size: 100% auto;
    background-size: 100% auto;

}
.played .covertitle {
    opacity: 0;
    -webkit-transition: opacity 0.5s ease;
            transition: opacity 0.5s ease;
}
.tonext {
    background:transparent url(icon-swipetips.png) no-repeat left top;
    background-size: 100% auto;
    position: absolute; left:50%; margin-left: -10px; bottom: 10px; z-index: 200;
    width: 20px;
    height: 20px;
    opacity: 0;
    -webkit-animation:nextbtn infinite 2s ease 1s;
    animation:nextbtn infinite 2s ease 1s;
}

/* top video */
.topvideo {
    opacity: 0; position: relative; z-index: 10;
    }
.played .topvideo {
    opacity: 1;
    -webkit-transition: opacity 0.5s ease;
            transition: opacity 0.5s ease;
}
.topvideo:before{content: ''; display: block; padding-top: 56.25%;}
.topvideo video {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    vertical-align: top;
}
.topvideo > img {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    vertical-align: top;
}
.video-cover {position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 20;}
.played .video-cover {display: none;}
.video-cover img {width: 100%;}
.btn-play{
    position: absolute;
    cursor: pointer;
    left: 76%;
    top: 22%;
    margin-left: -25px;
    width: 50px;
    height: 50px;
    background: url(btnplay.png) no-repeat;
    background-size: 50px auto;
    z-index: 30;
    -webkit-animation:nextbtn infinite 2s ease;
    animation:nextbtn infinite 2s ease;
}

.section-wrap {background-color: #fff;}
.section-wrap .inner-row {
    width: 100%; box-sizing: border-box;
    margin: 0 auto;
}
.inner-row > p {padding:0 15px;}
.section-wrap p {margin-bottom:15px;}

.preface {
    width: 100%; height: 100vh; overflow: hidden;
    position: relative; z-index: 100; background-color: #000;
    box-sizing: border-box; padding: 10% 10%;
}

.preface h2 {
    font-size: 24px; line-height: 1.4em; margin-bottom: 10px;
    color: #fff;
}
.preface .contentbox {
    position: absolute; top: 5%; left: 10%; z-index: 10;
    width: 80%; height: 90%; overflow: auto;
}
.preface p {
    font-size: 14px; line-height: 1.8em; margin-bottom: 0px;
    color: #fff; text-align: justify; margin-bottom:10px;
}

.fixbg {
    position: absolute; left:0; top:0; bottom:0; z-index: 1;
    width: 100%;
    clip: rect(0,auto,auto,0);
}
.fiximg {
    position: fixed; left: 0; top: 0; right:0; bottom:0; width: 100%; height: 100%;
    z-index: 1;
    position: fixed;
    -moz-transform: translateZ(0);
    -webkit-transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
}

.preface .fiximg{
    background: transparent url(../img/bg-preface.jpg) 0 0 no-repeat;
    -webkit-background-size: cover;
    background-size: cover;
}

blockquote {
    color: #000;
    font-size: 30px; line-height: 38px;
    font-style: italic; margin: 0;
    font-weight: 700;
}

blockquote span {
    display: block; color: #666;
    font-size: 15px;
    line-height: 20px;
    margin-top: 8px;
}

.mapmenu {
    position: relative; height: 100vh;
    background:transparent url(../img/map.jpg) no-repeat 0 0;
    -webkit-background-size: 100% 100%;
    background-size: 100% 100%;
}
.mapmenu a {
    position: absolute; height: 4.5vh;
}
.mapmenu a::before {
    content:" ";
    position: absolute; top:-8px; left: 45%; width: 8px; height: 8px;
    background:transparent url(icon-touchtips.png) no-repeat 0 0;
    -webkit-background-size: 8px;
    background-size:8px;
    -webkit-animation:nextbtn infinite 0.6s ease;
            animation:nextbtn infinite 0.6s ease;
}
.mapmenu a span {
    display: block; margin-top: -100px;
}
.mapmenu a:nth-child(1) {left: 3.5%; top:12%; width:41%;}
.mapmenu a:nth-child(2) {left: 3%; top: 22.2%; width: 39%;}
.mapmenu a:nth-child(3) {left: 3.5%; top:30%; width:41%;}
.mapmenu a:nth-child(4) {left: 2%; top: 37.5%; width: 50%;}
.mapmenu a:nth-child(5) {left: 33%; top: 46%; width: 36%;}
.mapmenu a:nth-child(6) {left: 56%; top: 12%; width: 34%;}
.mapmenu a:nth-child(7) {left: 55%; top: 18%; width: 41%;}
.mapmenu a:nth-child(8) {left: 58%; top: 24.5%; width: 40%;}
.mapmenu a:nth-child(9) {left: 60%; top: 31.5%; width: 34%;}
.mapmenu a:nth-child(10) {left: 38%; top: 75%; width: 35%;}

.mapmenu a:nth-child(2)::before,
.mapmenu a:nth-child(4)::before,
.mapmenu a:nth-child(6)::before,
.mapmenu a:nth-child(8)::before,
.mapmenu a:nth-child(10)::before { -webkit-animation-delay: 0.4s; animation-delay: 0.4s;}

.pinfo {overflow: auto; margin:20px 0 20px;}
.pinfo h2 {padding: 0 0 20px; line-height: 1.5em;}
/* .pinfo img {float: left; margin-right: 10px;} */
.pinfo img {width: 100%; vertical-align: top;}
.pinfo .itext {overflow: hidden;}

.caption-box{
    position:fixed; bottom:0; left: 0; width:100%; z-index: 90;
}
.menupoint{
    position: absolute; right:20px; bottom:8px; width: 36px; height: 36px;
    background: transparent url(icon-menu.png) 0 -36px no-repeat;
    -webkit-background-size: 36px;
            background-size: 36px;
}
.menupoint.showmenu{
    background-position: 0 0;
}
.themenu{
    display:none;
    position:relative; padding: 5px 10px;
    background-color: rgba(231,0,18,1);
}
.themenu ul {font-size: 0; margin: 0; padding:30px 0;}
.themenu ul li {display: inline-block; width: 20%;  text-align: center;}
.themenu ul li a {color: #fff; font-size: 14px; text-decoration: none; line-height: 2em;}

.cimg {margin: 20px 0; padding: 0 15px;}
.cimg img {width: 100%; vertical-align: top;}
.cimg p {
    margin-top: 10px;
    color: #666;
    font-size: 14px; line-height: 1.4em;
}

.backmap {
    position: fixed; z-index: 200; right:-120px; bottom: 20px;
    width: 36px; height: 36px;
    background: transparent url(../img/btn-back.png) no-repeat 0 0;
    -webkit-background-size: 36px;
            background-size: 36px;
}
.backmap.show {
    -webkit-transition: right 0.5s ease;
            transition: right 0.5s ease;
    right:15px;
}

/* gallery */
.gallery {position: relative; margin: 20px 0 0; padding: 0 15px;}
.gmain, .gthumbs {width: 100%; overflow: hidden; position: relative;}

.gimgs {
  position: absolute; left: 0; top: 0;
  -webkit-transition: transform 0.3s ease;
  transition: transform 0.3s ease;
}
.gimgs div {float: left; overflow: hidden;}
.gimgs div img {width: 100%; vertical-align: top;}

.gimgs div p {
    font-size: 14px; color: #999; line-height: 1.5em;
    padding: 5px 0; margin-bottom: 0;
}
.gimgs div p span {margin-right: 5px; font-size: 13px;}
.gimgs div p span i {font-style: normal;}

.gbtn-next, .gbtn-prev {position: absolute; top: 32%; z-index: 10; width: 15px; height: 38px;}
.gbtn-prev {background-image: url(icon-left.png); -webkit-background-size: 15px 38px; background-size: 15px 38px; left: 15px;}
.gbtn-next {background-image: url(icon-right.png); -webkit-background-size: 15px 38px; background-size: 15px 38px; right: 15px;}

.footer {
    text-align: center;
    line-height: 1.8em;
    padding: 60px 15px 50px;
}
.logo {text-align: center;}
.logo img {width: 15%;}
.maker {font-size: 12px; color: #999; line-height: 1.6em;}
.footer .fiximg{
    background:url(../img/bg-footer.jpg) 0 0;
    -webkit-background-size: cover;
    background-size: cover;
}
@media (min-width: 992px){
    .coverwrap {width: 600px; margin: 0 auto;}
    .section-wrap {width: 600px; margin: 0 auto;}
    .maker {font-size: 14px;}
}
@-webkit-keyframes iconZoom{
    0% {opacity: 0.5;}
    30% {opacity: 0.8;}
    60% {opacity: 1;}
    100% {opacity: 0.5;}
}
@keyframes iconZoom{
    0% {opacity: 0.5;}
    30% {opacity: 0.8;}
    60% {opacity: 1;}
    100% {opacity: 0.5;}
}

@-webkit-keyframes loadwhirl{
    0% {-webkit-transform : rotate(0deg);}
    100% {-webkit-transform : rotate(360deg);}
}
@keyframes loadwhirl{
    0% {transform : rotate(0deg);}
    100% {transform : rotate(360deg);}
}

@-webkit-keyframes tipsArrow{
    0% {-webkit-transform : translateX(0); opacity: 1;}
    50% {-webkit-transform : translateX(-100px);}
    51% {-webkit-transform : translateX(0);}
    99% {-webkit-transform : translateX(-100px); opacity: 1;}
    100% {-webkit-transform : translateX(-100px);opacity: 0;}
}
@keyframes tipsArrow{
    0% {transform : translateX(0); opacity: 1;}
    50% {transform : translateX(-100px);}
    51% {transform : translateX(0);}
    99% {transform : translateX(-100px); opacity: 1;}
    100% {transform : translateX(-100px); opacity: 0;}
}
@-webkit-keyframes nextbtn{
    0% {opacity:0;}
    50% {opacity:0.5;}
    100% {opacity:0;}
}
@keyframes nextbtn{
    0% {opacity:0;}
    50% {opacity:0.5;}
    100% {opacity:0;}
}