.breadcrumb > li + li:before {
    content: ">" !important;
    padding: 0 !important;
    padding-right: 0.05rem !important;
    color: #ccc;
}

.breadcrumb {
    padding: 0.32rem 0 0.8rem;
    background: none;
    margin: 0;
}

.breadcrumb .breadcrumb-item {
    padding-left: 0.05rem !important;
    font-size: 0.14rem;
    font-family: MiSans;
    font-weight: 400;
    color: #999999;
    opacity: 1;
}

.breadcrumb .breadcrumb-item:first-of-type {
    padding-left: 0 !important;
}

.breadcrumb .breadcrumb-item a {
    color: #999999;
}

.breadcrumb .breadcrumb-item.active {
    color: #333333;
}

/*-----------------------*/
.aboutus-header {
    width: 100%;
    min-height: 4rem;
}

.aboutus-header img {
    display: block;
    width: 100%;
}

.teacher-group {
    position: relative;
    width: 100%;
    height: 4.74rem;
}

.teacher-group .teacher-group-img {
    width: 6.29rem;
    height: 4.74rem;
}

.teacher-group .teacher-group-img img {
    width: 6.29rem;
    height: 4.74rem;
    display: block;
}

.teacher-group .teacher-group-text {
    position: absolute;
    top: calc(50% - 1.67rem);
    right: 0;
    width: 6.54rem;
    height: 3.34rem;
    background: #FFFFFF;
    box-shadow: 0 0 0.06rem rgba(0, 0, 0, 0.16);
    opacity: 1;
    border-radius: 0.08rem;
    padding-left: 0.9rem;
    white-space: nowrap;
}

.teacher-group .teacher-group-text .th-title {
    margin: 0.4rem 0 0.58rem;
}

.teacher-group .teacher-group-text > p {
    line-height: 0.33rem;
    font-size: 0.2rem;
    font-family: MiSans;
    font-weight: 400;
    color: #333333;
    opacity: 1;
}

/*-----------------------------*/
.aboutus-company {
    position: relative;
    padding: 0.83rem 0;
    width: 100%;
    height: 5.06rem;
    background: #F5F5F5;
    opacity: 1;
    border-radius: 0.12rem;
}

.aboutus-company .aboutus-company-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 5.73rem;
    height: 5.06rem;
    opacity: 0.8;
    z-index: 1;
}

.aboutus-company > div {
    position: relative;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2;
}

.aboutus-company > div .ac-left {
    width: 1.6rem;
    text-align: center;
}

.aboutus-company > div .ac-left h4 {
    height: 0.36rem;
    line-height: 0.36rem;
    font-size: 0.36rem;
    font-family: MiSans;
    font-weight: bold;
    color: #CB2933;
    opacity: 1;

}

.aboutus-company > div .ac-left p {
    font-size: 0.32rem;
    font-family: MiSans;
    font-weight: bold;
    line-height: 0.52rem;
    letter-spacing: -0.01rem;
    color: #CCCCCC;
    opacity: 1;
}

.aboutus-company > div .ac-center {
    width: 0;
    height: 3.4rem;
    border: 0.01rem solid #707070;
    opacity: 1;
}

.aboutus-company > div .ac-right {
    width: 9.65rem;
}

.aboutus-company > div .ac-right p {
    font-size: 0.18rem;
    font-family: MiSans;
    font-weight: 400;
    color: #333333;
    opacity: 1;
}

/*-----------------*/
.aboutus-youshi {
    width: 100%;
    height: 5.82rem;
    padding: 0.01rem 0.96rem 0.4rem;
    background: url("https://classbro-oss.oss-accelerate.aliyuncs.com/static/gwimg/img/aboutus/cp-bg.png") no-repeat;
    background-size: cover;
}

.aboutus-youshi ul {
    display: flex;
    justify-content: space-between;
}

.aboutus-youshi ul li {
    width: 1.92rem;
    text-align: center;
}

.aboutus-youshi ul li img {
    display: block;
    width: 1.92rem;
    height: 2.22rem;
}

.aboutus-youshi ul li h6 {
    margin: 0.27rem 0 0.13rem;
    font-size: 0.32rem;
    font-family: MiSans;
    font-weight: bold;
    color: #FFFFFF;
    opacity: 1;
}

.aboutus-youshi ul li p {
    font-size: 0.16rem;
    line-height: 0.23rem;
    font-family: MiSans;
    font-weight: 400;
    color: #FFFFFF;
    opacity: 1;
}

/*----------------------*/
.aboutus-dh{
	padding:1.2rem 0
}
.aboutus-dh span {
    font-size: 0.2rem;
    font-family: MiSans;
    font-weight: 400;
    color: #666666;
    opacity: 1;
}

.aboutus-dh p {
    max-width: 2.4rem;
    font-size: 0.16rem;
    /* font-size: 0.14rem; */
    line-height: 0.28rem;
    font-family: MiSans;
    font-weight: 400;
    color: #333333;
    opacity: 1;
}

.aboutus-dh .circle {
    width: 0.8rem;
    height: 0.8rem;
    line-height: 0.25rem;
    text-align: center;
    border: 0.01rem solid #CB2933;
    border-radius: 50%;
    opacity: 1;
}

.aboutus-dh .circle span {
    font-size: 0.26rem;
    color: #CB2933;
    font-weight: bold;
}

.aboutus-dh .aboutus-dh-up {
    display: flex;
    justify-content: space-between;
}

.aboutus-dh .aboutus-dh-up li p{
    /* max-width: 2.28rem; */
}
.aboutus-dh .aboutus-dh-up li {
    /* margin-right: 0.34rem; */
    margin-right: 0rem;
		position: relative;
		width: 100%;
	 padding-left: 0.28rem;
}

.aboutus-dh .aboutus-dh-up li::before{
	display: inline-block;
	content: '';
	position: absolute;
	left: 0px;
	width: 1px ;
	height: 0.98rem;
	background-color: #CB2933;
}
.aboutus-dh .aboutus-dh-up li:last-child {
    margin-right: 0;
}

.aboutus-dh .aboutus-dh-up .text {
    height: 0.97rem;
    line-height: 0.33rem;
    /* border-left: 0.01rem solid #CB2933; */
    /* margin-left: 0.4rem; */
    /* padding-left: 0.2rem; */
    display: flex;
    flex-direction: column;
    justify-content: end;
    text-align: left;
    box-sizing: border-box;
}
.aboutus-dh .aboutus-dh-up .circle{
    margin-bottom: 0.11rem;
		position: absolute;
    left: -0.4rem;
    top: -0.85rem;
}

.aboutus-dh .aboutus-dh-center {
    width:12rem;
    margin: 0.24rem 0;
    display: flex;
}

.aboutus-dh img {
    display: block;
    width: 1.5rem;
    height: 0.64rem;
    opacity: 1;
}
.aboutus-dh .aboutus-dh-down{
    display: flex;
    justify-content: space-between;
}
.aboutus-dh .aboutus-dh-down .text {
    height: 0.97rem;
    line-height: 0.33rem;
    /* border-right: 0.01rem solid #CB2933; */
    /* margin-right: 0.5rem; */
    padding-right: 0.2rem;
    display: flex;
    flex-direction: column;
    text-align: right;
    box-sizing: border-box;
}
.aboutus-dh .aboutus-dh-down li{
	position: relative;
	width: 100%;
	padding-right: 0.4rem;
}
.aboutus-dh .aboutus-dh-down li::before{
	display: inline-block;
	content: '';
	position: absolute;
	right: 30px;
	width: 1px ;
	height: 0.98rem;
	background-color: #CB2933;
}
.aboutus-dh .aboutus-dh-down .circle{
    margin-left: calc(100% - 1.01rem);
    margin-top: 0.11rem;
		position: absolute;
    left: 0.35rem;
    bottom: -0.85rem;
}

/*-------------------*/
.aboutus-cc {
    width: 100%;
    margin-bottom: 0.8rem;
}

.aboutus-cc-item {
    width: 100%;
    display: none;
}

.aboutus-cc-item img {
    display: block;
    width: 100%;
}
.aboutus-cc-btn {
    margin-top: 0.32rem;
    display: flex;
    justify-content: center;
}

.aboutus-cc-btn div {
    margin: 0 0.24rem;
    width: 0.35rem;
    height: 0.35rem;
    color: #FFFFFF;
    text-align: center;
    line-height: 0.35rem;
    font-size: 0.2rem;
    font-weight: bold;
    border-radius: 50%;
    cursor: pointer;
    opacity: 1;
    background: #000;
}

.aboutus-cc-btn div.active {
    background: #CB2933;
}

    .thumbnail-gallery {
        display: flex;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
        font-size: 14px;
    }
    
    .thumbnail-item {
        
        flex: 1;
        cursor: pointer;
        transition: all 0.3s ease;
        
        overflow: hidden;
        margin-right: 60px;
        /* background: #fff; */
        /* box-shadow: 0 2px 10px rgba(0,0,0,0.1); */
        position: relative;
    }
    
    .thumbnail-item img {
        border-radius: 8px;
        width: 100%;
        height: 200px;
        object-fit: cover;
        display: block;
        background: #D8D8D8; 
        padding: 8px;
        box-sizing: border-box;
       box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    .thumbnail-item p {
        padding: 8px;
        margin: 0;
        text-align: center;
        font-size: 14px;
        color: #333;
        /* background: #f8f9fa; */
    }
    
    .thumbnail-play-btn::before{
        content: '';
        width: 30px;
        height: 30px;
        position: absolute;
        cursor: pointer;
        background: radial-gradient(50% 50% at 50% 50%, rgba(198, 58, 30, 0.3) 0%, rgba(198, 58, 30, 0.5) 100%);
        border-radius: 50%;
        animation: ripple1 2s infinite;
    }
    
    .thumbnail-play-btn::after{
        content: '';
        width: 30px;
        height: 30px;
        position: absolute;
        cursor: pointer;
        background: radial-gradient(50% 50% at 50% 50%, rgba(198, 58, 30, 0.1) 0%, rgba(198, 58, 30, 0.2) 100%);
        border-radius: 50%;
        animation: ripple 2s infinite;
    }
    
    .video-container{
        width: 68%;
        margin:60px auto;
    }  
    .video-box .play-btn .triangle-right{
        width: 0;
        height: 0;
        border-top: 12px solid transparent;
        border-bottom: 12px solid transparent;
        border-left: 20px solid #fff;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-6px, -50%);
    }
    
    .video-box:hover .video-box-bg{
         transform: scale(1.2);
         filter: blur(10px);
     }
     
     /* 缩略图播放按钮样式 */
     .thumbnail-image-wrapper {
         position: relative;
         width: 100%;
         height: 120px;
         overflow: hidden;
     }
     
     /* .thumbnail-item img {
         width: 100%;
         height: 120px;
         object-fit: cover;
         display: block;
     } */
     
     .thumbnail-play-btn {
         position: absolute;
         top: 40%;
         left: 50%;
         transform: translate(-50%, -50%);
         width: 40px;
         height: 40px;
         background: rgba(191, 42, 50, 0.8);
         border-radius: 50%;
         display: flex;
         align-items: center;
         justify-content: center;
         transition: all 0.3s ease;
     }
     
     .thumbnail-play-btn .triangle-right {
         width: 0;
         height: 0;
         border-top: 6px solid transparent;
         border-bottom: 6px solid transparent;
         border-left: 10px solid #fff;
         margin-left: 2px;
     }
     
     .thumbnail-item:hover .thumbnail-play-btn {
         background: rgba(191, 42, 50, 1);
         transform: translate(-50%, -50%) scale(1.1);
     }