.index-banner-box{
    width: 100%;
    display: block;
    position: relative;
    overflow: hidden;
}
.index-banner-box
.index-banner-list,
.index-video-box,
.index-video,
.index-video-bg{
    height: 100vh;
}
.index-banner-list-box{
    width: 100%;
    display: block;
    position: relative;
    
}
.index-banner-list{
    width: 100%;
    display: block;
    position: relative;
}
.index-banner-list span{
    width: 100%;
    display: block;
    height: 100%;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.index-banner{
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
}

.index-banner-slong,
.index-video-slong{
    width: 100%;
    text-align: center;
    font-size: 30px;
    display: block;
    position: absolute;
    z-index: 9;
    top: 40%;
    overflow: hidden;
    line-height: 44px; 
    cursor: context-menu;
    font-family: "微軟正黑體";
    /* height: 44px; */
    font-weight: 300;
    box-sizing: border-box;
    padding: 0 10px;
}
.index-video-mask{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background-color:#FFF;
    z-index: 5;
}

.index-video-box{
    width: 100%;
    display: block;
    position: relative;
}
.index-video{
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 5;
    display: block;
}

.index-video-bg{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    z-index: 1;
    top: 0;
    left: 0;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.index-banner-mask{
    width: 100%;
    height: 100vh;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0.2;
    z-index: 1;
    pointer-events: none;
}
.index-banner-slong-box{
    width: 100%;
    display: block;
    position: absolute;
    top:40%;
    left: 0;
    z-index: 7;
    pointer-events: none;
    text-align: center;
}
.index-video-open{
    display: none;
}

/*過場動畫*/

.dt-loading-2 {
    width: 100%;
    height: 100vh;
    display: table;
    position: fixed;
    top: 0;
    z-index: 99999;
    transition: all .4s linear;
    background-color: #FFF;
}

.laying-2 {
   display: table-cell;
   vertical-align: middle;
}

.loading-logo-box{
    width: 154px;
    display: block;
    position: relative;
    margin: 0 auto;
    overflow: hidden;
}
.loading-log{
    width: 100%;
    display: block;
    position: relative;
 
}
.loading-mask{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    top: 0;
    background: #FFF;
    right: 0%;
    animation:  right2 2s linear 0s 1 forwards;

}

/* ------------------index------------------------ */
.index-about-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    position: relative;
}
.index-about-title{
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    margin: 50px auto;
    color: #182F5A;
}

.index-about-article{
    width: 780px;
    max-width: 100%;
    padding-bottom: 140px;
    display: block;
    font-size:16px;
    color: #333333;
    line-height: 2;
    letter-spacing: 1.4px; 
    text-align: justify;
    position: relative;
    z-index: 9;
}

.index-about-p{
    font-size: 16px;
    display: inline;
    font-weight: inherit;
}
.index-about-en-title-box{
    font-size: 0;
    display: block;
    position: absolute;
    right: 0;
    bottom: 0;
}
.index-about-en-title{
    display: inline-block;
    vertical-align: middle;
}
.index-about-icon{
    display: inline-block;
    vertical-align: bottom;
}

.index-link-box{
    width: 100%;
    display: block;
    font-size: 0;
}

.index-link{
    width: 25%;
    height: 700px;
    display: inline-block;
    vertical-align: top;
    position: relative;
}
.index-link a{
    width: 100%;
    display: -webkit-flex;
    display:         flex;
    -webkit-align-items: center;
              align-items: center;
    -webkit-justify-content: center;
          justify-content: center;
          flex-direction:column;
    height: 100%;
    padding: 20px;
    box-sizing: border-box;
    text-align: justify;
}

.index-link-title{
    font-size: 24px;
    color: #FFF;
    letter-spacing: 2px;
    position: relative;
    z-index: 1;
}
.index-link-bg{
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    pointer-events: none;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.index-link-service .index-link-bg{
    background-image: url('../img/service-bg.jpg');
}
.index-link-box .index-link:nth-child(2) .index-link-bg{
     background-image: url('../img/service-bg2.jpg');
}
.index-link-box .index-link:nth-child(3) .index-link-bg{
     background-image: url('../img/service-bg3.jpg');
}
.index-link-box .index-link:nth-child(4) .index-link-bg{
     background-image: url('../img/service-bg4.jpg');
}
.index-link-p{
    font-size: 16px;
    color: #FFF;
    position: relative;
    z-index: 1;
    letter-spacing: 1px;
    padding-top: 20px;
    padding-bottom: 30px;
    width: 98%;
    margin: 0 auto;
    height: 50px;
    display: -webkit-flex;
    display: flex;
    -webkit-align-items: center;
    align-items: center;
    -webkit-justify-content: center;
    justify-content: center;
    flex-direction: column;
}

.index-link-icon{
    display: block;
    position: relative;
    z-index: 1;
    transition: all .3s linear;
    opacity: 0;
}
.index-link-mask{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    padding: 20px;
    box-sizing: border-box;
    pointer-events: none;
}

.index-link-mask span{
    width: 100%;
    height: 100%;
    border: 1px solid #f8a322;
    display: block;
    /* background-color: rgba(0, 0, 0, 0.7); */
    background-color: rgba(24, 47, 90, 0.7);
    transition: all .3s linear;
    opacity: 0;
}

.index-news-title-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    position: relative;
    height: 200px;
    line-height: 200px;
}
.index-news-title{
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    color: #182F5A;
}
.index-news-icon{
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    pointer-events: none;
    max-height: 151px;
}
.index-news-icon img{
    vertical-align: top;
}

.index-news-list-box{
    width: 100%;
    display: block;
}
.index-news-list{
    width: 100%;
    display: block;
    position: relative;
    border-top: 1px solid #EEEEEE;
    border-bottom: 0;
}
.index-news-list-box .index-news-list:last-child{
    border-bottom: 1px solid #EEE;
}
.index-news-list-info-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    font-size: 0;
    padding: 20px 0; 
}
.index-news-list-date{
    font-size: 16px;
    color: #555555;
    display: inline-block;
    vertical-align: middle;
    width: 180px;
    max-width: 100%;
    letter-spacing: 1px;
}
.index-news-list-title{
    font-size: 16px;
    color: #555555;
    width: calc(100% - 360px);
    display: inline-block;
    vertical-align: middle;
    letter-spacing: 1px;
    height: 22px;
    overflow: hidden;
}
.index-news-list-read{
    width: 180px;
    height: 40px;
    display: inline-block;
    vertical-align: middle;
    max-width: 100%;
    text-align: center;
    border: 1px solid #333333;
    box-sizing: border-box;
    position: relative;
    transition: all .3s linear;
}
.index-news-list-read span{
    font-size: 16px;
    font-weight: bold;
    letter-spacing: 15px;
    position: absolute;
    left: 48px;
    top: calc(50% - 12.5px);
}

#index-news{
    padding-bottom: 50px;
}

.mask_hidden{
    overflow: hidden;
}