.knowledge-box{
    width: 100%;
    display: block;
    min-height: calc(100vh - 747px);
}
.knowledge-title-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto ;
    font-size: 0;
    padding: 30px 0;
}

.knowledge-title{
    display: inline-block;
    width: calc(100% - 500px);
    max-width: 100%;
    vertical-align: middle;
}
.knowledge-icon{
    font-size: 28px;
    display: inline-block;
    vertical-align: middle;
    padding: 0 10px;
}
.knowledge-title-class{
    font-size: 28px;
    display: inline-block;
    vertical-align: middle;
    letter-spacing: 2px;
}
.knowledge-b-class{
    font-size: 34px;
    font-weight: bold;
    display: inline-block;
    vertical-align: middle;
    letter-spacing: 2px;
}
.knowledge-second-box{
    width:500px;
    max-width: 100%;
    display: inline-block;
    vertical-align: top;

}
.knowledge-class-box{
    width: 240px;
    max-width: 100%;
    display: inline-block;
    vertical-align: top;
    position: relative;
    z-index: 9;
}
.knowledge-class{
    width: 100%;
    max-width: 100%;
    display: block;
    height: 40px;
    box-sizing: border-box;
    border: 1px solid #dddddd;
    position: relative;
    font-size: 16px;
    color: #555555;
    line-height: 40px;
    padding-left: 10px;
    letter-spacing: 2px;
    cursor: pointer;
}
.knowledge-class-list> li{
    cursor: pointer;
}
.knowledge-class-list{
    font-size: 16px;
    color: #555555;
    width: 100%;
    height: 40px;
    line-height: 40px;
    box-sizing: border-box;
    letter-spacing: 2px;
    display: none;
    position: absolute;
    background-color: #FFF;
}
.knowledge-class-list> li{
    box-sizing: border-box;
    display: block;
    border: 1px solid #dddddd;
    border-top: 0;
    background-color: #FFF;
    transition: all .3s linear;
    position: relative;
}
.knowledge-class-list> li a{
    display: block;
    padding-left: 10px;
    box-sizing: border-box;
    transition: all .3s linear;
}
.knowledge-class-b-list-box{
    width: 100%;
    height: 40px;
    line-height: 40px;
    display: block;
    position: relative;
}
.knowledge-class-s-list-box{
    display: none;
}
.knowledge-class-icon{
    font-size: 12px;
    display: block;
    position: absolute;
    right: 0;
    top: 0;
    width: 40px;
    text-align: center;
    pointer-events: none;
}
.knowledge-class-list-title{
    font-weight: bold;
}
.knowledge-s-list{
    width: 100%;
    display: block;
    font-size: 14px;
    letter-spacing: 2px;
    border-bottom: 1px solid #dddddd;
    height: 30px;
    line-height: 30px;
}
.knowledge-class-s-list-box .knowledge-s-list:last-child{
    border-bottom: 0;
}
.knowledge-class-s-list-box .knowledge-s-list:first-child{
    border-top: 1px solid #DDDDDD;
}
.knowledge-search-box{
    display: inline-block;
    vertical-align: top;
    margin-left: 20px;
    width: 240px;
    max-width: 100%;
    position: relative;
}
.knowledge-search-box input{
    width: 100%;
    height: 40px;
    box-sizing: border-box;
    border: 1px solid #dddddd;
    padding-left: 30px;
    letter-spacing: 2px;
    font-size: 16px;
    line-height: 40px;

}
.knowledge-search-box ::-webkit-input-placeholder { color: #555555;font-family: "微軟正黑體"; }
.knowledge-search-box :-moz-placeholder { color: #555555;font-family: "微軟正黑體"; }
.knowledge-search-box ::-moz-placeholder { color: #555555;font-family: "微軟正黑體"; }
.knowledge-search-box :-ms-input-placeholder { color: #555555;font-family: "微軟正黑體"; }

.knowledge-class:after {
    content: '';
    width: 0px;
    height: 0px;
    margin: 0 auto;
    border-right: 8px solid transparent;
    border-top: 8px solid #3a3a3a;
    border-left: 8px solid transparent;
    display: block;
    position: absolute;
    bottom: 13px;
    right: 5%;
    pointer-events: none;
}
.knowledge-class:before{
    content: 'normal';
    font-size: 0;
    width: 40px;
    height: 100%;
    border-left: 1px solid  #dddddd;
    position: absolute;
    top: 0;
    right: 0;
}
#knowledge .index-news-list-title,
#knowledge-page .index-news-list-title{
    width: calc(100% - 180px);
}
.knowledge-list-read{
    width: 160px;
    height: 30px;
    line-height: 30px;
    display: inline-block;
    vertical-align: middle;
    max-width: 100%;
    text-align: center;
    box-sizing: border-box;
    position: relative;
    font-size: 16px;
    background-color: #eeeeee;
    box-sizing: border-box;
    letter-spacing: 3px;
    transition: all .3s linear;
}

.knowledge-list-box{
    padding-bottom: 40px;
    display: block;
}
#knowledge-page .knowledge-list-box{
    padding-bottom: 0px;
    display: block;
}
.knowledge-info-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
}
.knowledge-page-title{
    width: calc(100% - 60px);
    display: inline-block;
    vertical-align: top;
    font-size: 22px;
    color: #000;
    font-weight: 400;
    letter-spacing: 1px;
}
.knowledge-info-title{
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    width: 200px;
    max-width: 100%;
    height: 40px;
    color: #FFF;
    background-color: #f8a322;
    letter-spacing: 5px;
    margin: 30px 0;
}
.knowledge-info-p{
    width: 100%;
    text-align: justify;
    font-size: 16px;
    letter-spacing: 2px;
    line-height: 2;
    padding-bottom: 10px;
}
.knowledge-info{
    padding-bottom: 100px;
    display: block;
}
.knowledge-list-more-box{
    width: 1200px;
    max-width: 100%;
    display: block;
    margin: 0 auto;
    padding: 20px 0;
}
.knowledge-list-more{
    font-size: 16px;
    color: #000;
    letter-spacing: 2px;
    font-weight: initial;
}
.knowledge-list-more span{
    font-size: 22px;
    font-weight: bold;
}
.search-icon{
    font-size: 16px;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    pointer-events: none;
}


.knowledge-second-mask{
    width: 100%;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 8;
    display: none;
    background-color: transparent;
}

.knowledge-second-mask.open{
    display: block;
}

.knowledge-pages-img{
    width: 100%;
    margin-top: 30px;
}