body, html {font-family: '微软雅黑';height: 100%;overflow: hidden;}
body.home {
    background: url(../images/max_bg1.jpg) no-repeat top center;
    overflow-x: hidden;
}
body.content {
    background: url(../images/max_bg2.jpg) no-repeat top center fixed;
}
.app {
    height: 100%;
}
.home-bg video {
    width:100%;
    height: auto;
    min-height: 100%;
    object-fit:cover;
}
.page {
    height:100%;
    overflow-y: auto;
}

table {
    margin-left: auto;
    margin-right: auto;
    width: 80%;
}
th,td {
    border: 1px solid #d14b26;
    padding: 5px;
    text-align: center;
}
th {
    background-color: #d14b26;
    color: white;
}

#two-video {position:absolute;top:0;z-index:2;left: 50%;transform: translate(-50%, 0);}
.page-section {
    margin: 10% 11%  5% 11%;
}
.artical {
    color:#92410a;
    line-height: 2em;
    font-size: 16px;
    max-height: 532px;
    overflow: auto;
}
.page-tit {text-align: center;padding: 10px 0;margin-top:-40px;}
.page-tit img {display: inline-block;}
.btns-box {position: fixed;left:50%;transform: translateX(-50%);bottom:100px;cursor: z-index:5;}
.btn-item {position: absolute;}

.btn-item:hover {
    animation-play-state: paused; /* 鼠标悬停时暂停动画 */
}
.swing {
    
    transform-origin: top center;
}

@keyframes swing {
    0% { transform: rotate(0deg); }
    20% { transform: rotate(5deg); }
    40% { transform: rotate(-5deg); }
    60% { transform: rotate(3deg); }
    80% { transform: rotate(-3deg); }
    100% { transform: rotate(0deg); }
}

@keyframes swing2 {
    0% { transform: rotate(0deg); }
    20% { transform: rotate(5deg); }
    40% { transform: rotate(-5deg); }
    60% { transform: rotate(3deg); }
    80% { transform: rotate(-3deg); }
    100% { transform: rotate(0deg); }
}

@keyframes swing3 {
    0% { transform: rotate(0deg); }
    20% { transform: rotate(5deg); }
    40% { transform: rotate(-5deg); }
    60% { transform: rotate(3deg); }
    80% { transform: rotate(-3deg); }
    100% { transform: rotate(0deg); }
}

@keyframes swing4 {
    0% { transform: rotate(0deg); }
    20% { transform: rotate(5deg); }
    40% { transform: rotate(-5deg); }
    60% { transform: rotate(3deg); }
    80% { transform: rotate(-3deg); }
    100% { transform: rotate(0deg); }
}

.backhome {
    position: fixed;
    right:10px;top:10px;
}

.content-bottom {
    position: fixed;
    bottom: -210px;
    width:100%;
    z-index: 1;
}
.content-bottom img {
    width:100%;
}

.bottom-navs {
    position: fixed;
    bottom:10px;
    width: 100%;
    z-index: 3;

}
.bottom-navs-inner {
    width: 1430px;
    margin-left: auto;
    margin-right: auto;
    font-size: 0;
}
.bottom-nav-item {
    display: inline-block;
    margin-left: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.bottom-nav-item.active, .bottom-nav-item:hover {padding-bottom:20px;}
.top-main {width:1518px;height:850px;margin-left: auto;margin-right: auto;background: url(../images/content-bg.png) no-repeat;overflow: hidden;background-size: 100% 100%;position: relative;z-index: 5;}
@media screen and (min-width: 768px) {
    .btn1 {left:56px;top:524px;animation: swing 7s infinite;}
    .btn2 {left:356px;top:660px;animation: swing2 11s infinite;}
    .btn3 {left:689px;top:703px;animation: swing3 15s infinite;}
    .btn4 {left:1030px;top:652px;animation: swing4 19s infinite;}
    .btns-box {opacity: 0;}
}

@media screen and (max-width: 768px) {
    body.home {
        background:#251810  url(../images/min_bg1.jpg) no-repeat top center fixed;
        background-size: 100%;
    }
    body.content {
        background:#fff5d7 url(../images/min_bg2.jpg) no-repeat top center fixed;
    }
    .top-main {width:96%;margin-left: auto;margin-right: auto;background: none;padding-bottom:25%;height:auto;}
    .page-tit img {max-width: 100%;}
    .btns-box {width: 100%;}
    .btn-item {position: fixed;width:25%;}
    .btn-item img {max-width: 100%;}
    
    .btn1 {left:0;bottom:0;animation: swing 7s infinite;}
    .btn2 {left:25%;bottom:20px;animation: swing2 11s infinite;}
    .btn3 {left:50%;bottom:40px;animation: swing3 15s infinite;}
    .btn4 {left:75%;bottom:70px;animation: swing4 19s infinite;}
    .artical {max-height: none;}
    .backhome{display: none;}
    .bottom-navs-inner {white-space: nowrap; }
    .bottom-navs {overflow: scroll;bottom:0;z-index: 10!important;}
    .btns-box {
        text-align: center;
    }
    
    .btns-box img {
        display: inline-block;
    }
    
}