.eduBox,
.lab,
.join {
	padding: 10px;
	border: 1px solid #eee;
	border-radius: 10px;
	margin-top: 30px;
}

.title {
	font-size: 20px;
	font-weight: 500;
	line-height: 50px;
}

.left {
	width: 50%
}

.leftItem {
	padding: 0 20px;
}

.rigth {
	width: 50%;
}

.downFile {
	background-color: #cb333b;
	color: #fff;
	border-radius: 2px;
	font-size: 12px;
	line-height: 20px;
	height: 20px;
	padding: 0 10px;
}

.leftMenu {
	width: 20%;
	background-color: #f8f8f8;
}

.rightMenu {
	width: 80%;
	border: 1px solid #cb333b;
}

.video {
	width: 100%;
	height: 500px;
	border: 1px solid pink;
}

.join_list {
	display: flex;
	/* justify-content: space-around; */
	flex-wrap: wrap;
	align-items: center;
}

.join_item {
	width: calc((100% - 100px) /10);
	/*height: 80px;*/
	border: 2px solid #eee;
	border-radius: 5px;
	margin-left: 10px;
	margin-bottom: 10px;
}

.list_item {
	/*width: calc(100%/3 - 40px);*/
	margin-right: 10px;
	margin-left: 10px;
	margin-bottom: 20px;
}

.colorA {
	color: #cb333b;
}

.red {
	color: #cb333b;
}

.col6 {
	color: #666;
}

.textIndex {
	/* text-indent: 2em; */
	line-height: 40px;font-size: 14px;letter-spacing: 1px;
}

.lh25 {
	line-height: 25px;
}

.show {
	display: block;
}

.hide {
	display: none;
}

.bd {
	border: 1px solid #eee;
	border-radius: 2px;
}

.bw {
	background-color: #fff;
}

.bdl {
	border-left: 4px solid #cb333b;
}

.bld {
	border-left: 1px dotted #999;
}

.font26 {
	font-size: 26px;
}

.tr {
	transition: all .4s ease-in-out;
}

.video video{
    width: 100%;
    height: 500px;
}

.myImg img{
    width: 100%;
    height: 100%;
    object-fit: scale-down;
}

.myImg{
    padding: 20px;
    display: none;
    position: relative;
}

.video{
    display: none;
}


.my-bullet-active {
	width: 20px !important;
	height: 8px !important;
	background: #FD1E00 !important;
	opacity: 1;
	border-radius: 8px !important;
}
.my-bullet{
    background: rgba(0,0,0,0.3);
    width: 8px;
	height: 8px;
	opacity: 1;
	border-radius: 8px;
	display: inline-block;
	margin: 0 4px;
}
.pagination,
.pagination2 {
	position: absolute;
	z-index: 20;
	bottom: -5px !important;
	width: 100%;
	text-align: center;
}

.swiper-slide{
    max-height: 500px !important;
}



.arrow-left {
    background-color: #cb333b;
	/*background:url('../images/al.png') no-repeat left top;*/
	/* background-color: #FD1E00; */
	background-image: url(../images/al.png);
	/* background-image: url(../images/n_al.png); */
	background-repeat: no-repeat;
	background-position: center;
	position: absolute;
	left: 20px;
	top: 50%;
	background-size: 12px auto;
	width: 50px;
	height: 50px;
	border-radius: 50px;
	z-index: 999;
	outline: none;
	opacity: .5;
	transition: all .3s;
}

.arrow-right {
    background-color: #cb333b;
	/*background:url('../images/ar.png') no-repeat left bottom;*/
	/* background-color: #FD1E00; */
	background-image: url(../images/ar.png);
	/* background-image: url(../images/n_ar.png); */
	background-repeat: no-repeat;
	background-position: center;
	background-size: 12px auto;
	width: 50px;
	height: 50px;
	border-radius: 50px;
	position: absolute;
	right: 20px;
	top: 50%;
	z-index: 999;
	outline: none;
	opacity: .5;
	transition: all .3s;
}

.arrow-left:hover,
.arrow-right:hover {
	opacity: 1;
}

@media screen and (max-width: 768px){
    .eduBox .flex{
        flex-wrap: wrap;
    }
    .eduBox .left,
    .eduBox .rigth{
        width: 100%;
    }

    /* 教育解决方案内页：主图+简介并排 → 上下堆叠 */
    .psRe .content .flex.flexSb,
    .psRe .content .flex.bd{
        flex-wrap: wrap;
    }
    .psRe .left,
    .psRe .rigth,
    .psRe .content .right{
        width: 100%;
        margin-left: 0 !important;
        margin-right: 0;
    }
    .psRe .leftItem{
        padding: 0;
    }
    .psRe .title{
        font-size: 18px;
        line-height: 1.4;
        margin-top: 12px;
    }
    .psRe .textIndex{
        line-height: 26px;
        letter-spacing: 0;
    }

    /* Banner / 产品图 */
    .psRe .banner img,
    .psRe .banProImg img,
    .psRe .swiper-slide.tx img{
        width: 100% !important;
        height: auto !important;
        max-height: 260px;
        object-fit: contain;
    }
    .psRe .swiper-slide{
        max-height: none !important;
    }
    .psRe .thumb{
        margin-bottom: 8px;
    }

    /* Tab 菜单 + 内容区（不依赖 .psRe，功能特色等灰底区块也生效） */
    .content .flex.bd,
    .flex.flexSb.bd{
        border: 0;
        border-radius: 0;
        overflow: hidden;
        flex-direction: column;
        flex-wrap: wrap;
    }
    .leftMenu{
        width: 100% !important;
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        background-color: #fff;
        border-bottom: 1px solid #eee !important;
        box-sizing: border-box;
        scroll-snap-type: x proximity;
        scroll-behavior: smooth;
    }
    .leftMenu::-webkit-scrollbar{
        display: none;
    }
    .leftMenu > div{
        flex: 0 0 auto;
        white-space: nowrap;
        padding: 12px 14px !important;
        font-size: 13px;
        line-height: 1.3;
        color: #666;
        background: transparent !important;
        border-left: 0 !important;
        border-bottom: 2px solid transparent !important;
        margin-bottom: -1px;
        position: relative;
        box-sizing: border-box;
        scroll-snap-align: center;
    }
    .leftMenu > div.colorA,
    .leftMenu > div.bdl{
        color: #cb333b !important;
        border-left: 0 !important;
        border-bottom: 2px solid #cb333b !important;
        font-weight: 600;
    }
    .rightMenu{
        width: 100% !important;
        border: 0 !important;
        background: #fff;
    }
    .rightMenu .myImg,
    .myImg{
        padding: 14px 0 8px;
        font-size: 13px;
        line-height: 1.7;
        color: #555;
        word-break: break-word;
    }
    .myImg > div[style*="padding"]{
        padding: 8px 0 !important;
        line-height: 1.7 !important;
        font-size: 13px;
    }
    .myImg .swiper-container{
        margin-bottom: 12px;
        background: #f7f7f7;
        border-radius: 4px;
        overflow: hidden;
    }
    .myImg img{
        width: 100% !important;
        height: auto !important;
        max-height: none !important;
        min-height: 160px;
        object-fit: contain !important;
        display: block;
        background: #f7f7f7;
    }
    .myImg .pagination,
    .myImg .pagination2{
        position: relative !important;
        bottom: auto !important;
        margin: 8px 0 4px;
        height: 16px;
    }
    .myImg .arrow-left,
    .myImg .arrow-right,
    .rightMenu .arrow-left,
    .rightMenu .arrow-right{
        display: none !important;
    }

    /* 合作院校 logo 网格 */
    .join_list{
        justify-content: flex-start;
    }
    .join_item{
        width: calc((100% - 20px) / 3);
        margin-left: 0;
        margin-right: 10px;
        margin-bottom: 10px;
        box-sizing: border-box;
    }
    .join_item:nth-child(3n){
        margin-right: 0;
    }
    .joinResult .flex.wrap > .swiper-slide,
    .joinResult .swiper-slide{
        width: 50% !important;
        box-sizing: border-box;
    }
    .list_item{
        margin-right: 6px;
        margin-left: 6px;
        margin-bottom: 12px;
    }

    /* 视频 / 灰底区块 */
    .video,
    .video video{
        height: auto;
        min-height: 180px;
        max-height: 240px;
    }
    /* 手机端去掉教育内页灰底区块的底色与内边距，PC 保留内联样式 */
    div[style*="background: #f2f2f2"][style*="padding: 30px"]{
        background: transparent !important;
        padding: 0 !important;
        margin-top: 24px !important;
    }

    /* SEMITurnLab 等补充 */
    .semi-dl{
        flex-wrap: wrap;
        gap: 10px;
    }
    .semi-video video{
        max-height: 240px;
    }
    .rightMenu .semiCourseSwiper{
        max-height: 220px;
    }
    #panelRight .myImg > img{
        max-height: 220px !important;
    }
    #semiPreviewPrev{
        left: 10px;
    }
    #semiPreviewNext{
        right: 10px;
    }
    #semiPreviewClose{
        bottom: 16px;
    }
}