html, body {
    width: 100%;
    height: 100%;
    font-family: PingFangSC-Regular, sans-serif;
}

html, body, h1, h2, h3, h4, h5, h6, div, dl, dt, dd, ul, ol, li, p, blockquote, pre, hr, figure, table, caption, th, td, form, fieldset, legend, input, button, textarea, menu {
    margin: 0;
    padding: 0;
}

/* ::-webkit-scrollbar {
    display: none;
} */

iframe {
    width: 100%;
    height: 100%;
}

#ui {
    position: absolute;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: column;
    width: 100%;
    height: 100%;
    /* color: #494949; */
    letter-spacing: 3px;
}

#logoText {
    z-index: 1;
    position: absolute;
    bottom: 20px;
    font-size: 18px;
    font-weight: 100;
    letter-spacing: 4px;
}

.switch-btn-Wrap {
    z-index: 1;
    position: absolute;
    top: 20px;
    right: 20px;
}

.switch-btn-Wrap img {
    width: 75px;
    ;
}

#objName {
    z-index: 1;
    position: absolute;
    top: 20px;
    left: 32px;
    font-size: 22px;
    font-weight: 100;
    letter-spacing: 4px;
    color: #ffffff;
}

#iconWrap {
    position: absolute;
    bottom: 30px;
    width: 200px;
    display: flex;
    justify-content: center;
    z-index: 1;
}

.mar-right {
    margin-right: 120px;
}

#iconLeft {
    cursor: not-allowed;
}

#iconRight {
    cursor: pointer;
}

#introductionWrap{
    position: absolute;
    z-index: 1;
    display: flex;
    flex-direction: column;
    left: 20px;
    text-align: left;
    top: 20px;
    font-size: 16px;
    color: #ffffff;
    font-weight: 100;
    line-height: 30px;
    letter-spacing: 2px;
    width: 500px;
    display:none;
}
#companyText{
    position: absolute;
    z-index: 1;
    font-size: 16px;
    color:rgb(153, 153, 153);
    font-weight: 100;
    left: 50%;
    transform: translateX(-50%);
    bottom: 20px;
    letter-spacing: 1px;
    text-shadow:rgb(51, 51, 51) 0px 1px 1px;
}
.bg-audio {
    display:block;
    position:absolute;
    bottom:30px;
    right:10px;
    width:30px;
    height:30px;
    background:url(../images/bgmusic-play-icon.png)center/100% no-repeat;
    z-index:99;
}
.iconHome{
    top:30px;
}
.iconMenu {
    position:absolute;
    z-index:2;
    right:52px;
    display:flex;
    align-items: center;
    flex-direction: column;
    text-align: center;
}
.iconInfo {
    top:150px;
}
.iconMenu span {
    color:#fff;
}
#time, #size, #content,#excavated_time{
    margin-top: 8px;
}
#content p {
    text-indent:2em;
}
@media screen and (max-width: 600px) {
     #introductionWrap {
        width:70%;
        height:60%;
        overflow-y:scroll;
        position:absolute;
        margin:0 auto;
        top:10%;
        font-size:14px;
        line-height: 20px;
        display:none;
    }
    #time, #size, #content,#excavated_time {
        margin-top:4px;
    }
    #content {
       
    }
    #name {
        font-weight:bold;
    }
    #iconAction {
        position:absolute;
        z-index:99;
    }
    .iconMenu {
        width:60px;
        right:10px;
    }
    .iconMenu img {
        width:50%;
    }
    .iconHome {

    }
    .iconInfo {
        top:90px;
    }
    .iconMenu span {
        font-size:10px;
    }
    #iconWrap {
        width:50%;
        z-index:2;

    }
    #iconLeft,#iconRight {
        width:30px;
        height:30px;
    }
    #companyText{
        font-size:13px;
    }
}
@media only screen and (max-height:480px) {
    .center img, .center-first img {
        width: 52vw;
        max-width: 250px;
        max-height: 110px;
    }
    .center:nth-child(8) img {
        width: 30vw;
        max-width: 153px;
        max-height: 127px;
    }
    .center:nth-child(17) img {
        width: 30vw;
        max-width: 165px;
        max-height: 176px;
    }
   
}
.animated {
    -webkit-animation-duration:1s;
    animation-duration:1s;
    -webkit-animation-fill-mode:both;
    animation-fill-mode:both
}
@-webkit-keyframes fadeInRight {
    0% {
        opacity:0;
        -webkit-transform:translate3d(100%, 0, 0);
        transform:translate3d(100%, 0, 0)
    }
    to {
        opacity:1;
        -webkit-transform:translateZ(0);
        transform:translateZ(0)
    }
}
@keyframes fadeInRight {
    0% {
        opacity:0;
        -webkit-transform:translate3d(100%, 0, 0);
        transform:translate3d(100%, 0, 0)
    }
    to {
        opacity:1;
        -webkit-transform:translateZ(0);
        transform:translateZ(0)
    }
}
.fadeInRight {
    -webkit-animation-name:fadeInRight;
    animation-name:fadeInRight
}

@-webkit-keyframes fadeOutRight {
    0% {
        opacity:1
    }
    to {
        opacity:0;
        -webkit-transform:translate3d(100%, 0, 0);
        transform:translate3d(100%, 0, 0)
    }
}
@keyframes fadeOutRight {
    0% {
        opacity:1
    }
    to {
        opacity:0;
        -webkit-transform:translate3d(100%, 0, 0);
        transform:translate3d(100%, 0, 0)
    }
}
.fadeOutRight {
    -webkit-animation-name:fadeOutRight;
    animation-name:fadeOutRight
}

@-webkit-keyframes fadeOut {
    0% {
        opacity:1
    }
    to {
        opacity:0
    }
}
@keyframes fadeOut {
    0% {
        opacity:1
    }
    to {
        opacity:0
    }
}
.fadeOut {
    -webkit-animation-name:fadeOut;
    animation-name:fadeOut;
    -webkit-animation-duration:2s;
    animation-duration: 2s;
}