@font-face {
  font-family: 'Noto_Sans_SC';
  font-style: normal;
  font-weight: normal;
  src: local('Noto_Sans_SC'), url('https://eeg.htiil.com/fonts/Noto_Sans_SC/NotoSansSC-Regular.otf') format('truetype');
}

html, body{
    font-size: 1rem !important;
    background: #000;
    padding-top: 0;
    color: #eee;
    scroll-behavior: smooth;
	font-family: 'Noto_Sans_SC', serif,"Helvetica Neue", Helvetica, Arial, "Microsoft Yahei", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei", sans-serif;
}
.navbar.fixed-top.navbar-expand-lg.navbar-dark.bg-dark.fixed-top{
    font-size: 1rem;
}

.noclick{
    pointer-events: none;
}

.clickable{
    pointer-events: auto;
}

.navbar-toggler{
    pointer-events: auto;
}

#headerwithscroll {
    z-index: 2000;
    background-color: rgba(0,0,0,.0);
    padding: 10px 0px 0px 0px;
    text-align: center;
    font-size: 30px; 
    font-weight: bold;
    position: fixed;
    top: 0;
    width: 100%;
    transition: 0.2s;
  }
.bodyreturnheader{
    height:80px;
}


.header_profile_pic{
    height: 35px;
    width: 35px;
    /* border-radius: 50%; */
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: inline-block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.editpage_profile_pic{
    max-height: 150px;
    max-width: 150px;
    width: 8vw;
    height: 8vw;
    min-height: 60px;
    min-width: 60px;
    border-radius: 50%;
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: inline-block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.catagory_thumbnail{
    max-height: 150px;
    max-width: 150px;
    width: 8vw;
    height: 8vw;
    min-height: 60px;
    min-width: 60px;
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: inline-block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.related_video_thumbnail{
    width: 250px;
    height: 140px;
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: inline-block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.video_comments_profile_pic{
    height: 40px;
    width: 40px;
    border-radius: 50%;
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: inline-block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.preview_video_thumbnail{
    max-width:100%;
    height: 192px;
    width: 100%;
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.flex{
    display: block;
}
.info{
    display: inline-block;
}
.card-body{
    flex: none;
    padding: 0px;
}
.video_screen_img>img{
    width: 100%;
}
.video_screen_img{
    width: 20rem;
}
.card-body>a>img{
    width: 100%;
}
.video_card_profile_pic{
    height: 50px;
    width: 50px;
    /* border-radius: 50%; */
    overflow: hidden;
    background-position: center;
    background-size: contain;
    /* background-size: cover; */
    margin-left: auto;
    margin-right: auto;
    background-size: auto;
    display: inline-block;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    top: -20px;
    margin-left: 10px;
}
.video_card_word{
    padding: 5px;
}

.icon{
    display: inline-block;
    margin-bottom: -20px;
}
.info_text{
    display: block;
}
.info_text>div>a{
    color: black;
}
.info_text>div>a:hover{
    color: #594a7c;
}
.like-table{
    vertical-align: middle;
}
.more_videos{
    display: block;
    width: 100%;
    text-align: right;
    padding: 0 15px;
}
.more_text{
    display: inline-block;

}
.more_text:hover{
    text-decoration: underline;
}
.more_arrow{
    display: inline-block;
}
.tw-image{
    position: relative;
    top: -20px;
    margin-left: 10px;
}
.sub_title{
    display: inline-block;
    font-size: 25px;
    color: #b1b1b1;
    padding-left: 10px;
}
.row2{
    margin-left: 0px;
    margin-right: 0px;
}
.footer_text{
    color:white;
    display: inline-block;
    margin-right: 20px;
}
.footer{
    text-align: center;
    margin-top: 100px;
}
.footer_text>a{
    color: white;
}
.footer_icon>img{
    width: 30px;
}
.header_navbar{
    background-color: rgba(0,0,0,.0) !important;
    padding: 12px;
    height: 0;
    top: 10px;
    z-index: 3000;
    position: fixed;
}
.icon>img{
    border-radius: 3px;
}
.video_name{
    font-size: 20px;
}
/* .user_name{
    font-size:
} */
.title_2{
    margin-left: 15px;
}
.mb-4{
    flex-direction:row;
}
.join_text{
    display: inline-block;
}
.join_btn{
    width: 30%;
    display: inline-block;
}
.loginForm{
    padding-top: 30px;
    max-width: 600px;
    margin: auto;
    border: 3px #f00c solid;
    border-radius: 25px;
    padding: 20px;
    margin-top: 30px;
    background: #333;
}

.pagination {text-align: center;}
.pagination > li > a,
.pagination > li > span {
    color: white !important;
}

.pagination > .active > a,
.pagination > .active > a:focus,
.pagination > .active > a:hover,
.pagination > .active > span,
.pagination > .active > span:focus,
.pagination > .active > span:hover {
    color: white!important;
    background-color: #444 !important;
    border-color: white !important;
}

.page-link{
    color: white!important;
    background-color: #000 !important;
}

.page-link:hover{
    color: white!important;
    background-color: #222 !important;
}


.video_data{
    position: absolute;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;

}
.red_point{
    width: .8rem;
    height: .8rem;
    background-color: red;
    border-radius: 10px;
    display: inline-block;
    margin-right: 3px;
}
.live_icon{
    display: inline-block;
    margin: 5px 0 0 10px;
    background: rgba(0,0,0,.75);
    padding: 2px 4px;
    border-radius: 4px;
    color: white;
}
.live_text{
    color: white;
}
.bottom-left-selector{
    bottom: 0px;
    left: 0px;
}
.video_warp{
    /*max-height: 600px;*/
    /*width: 1000px;*/
    margin-left: auto;
    margin-right: auto;
    display: block;
}
.video_content{
    display: flex;
}
.video_info{
    display: inline-block;
}
.other_video{
    display: block;
    border-bottom: 1px solid #ddd;
}
.function_btn, .like_btn, .share_btn, .like_amount, .share_amount, .report_btn{
    display: inline-block;
    margin-left: 10px;
}
.function_btn{
    float: right;
}
.view_times{
    display: inline-block;
}
header{
    background-color: black;
}
.grey_line{
    border-bottom: 1px solid #ddd;
}
.card.h-100{
    box-shadow: 1px 3px #888888;
}

.pagination ul {
    float: none;
    display: inline-block;
    overflow: hidden;
 }
 .pagination.center {
    text-align: center;
 }

/* video detail page */
.body{
    font-family: "Gill Sans", sans-serif;
}
.video_info_left{
    margin-top: 30px;
    padding-left: 40px;
}
.view_times{
    font-size: 20px;
    color: #999;
}
.like_btn, .share_btn, .report_btn{
    font-size: 20px;
    margin: 0 10px;
}
.user_icon, .post_detail{
    display: inline-block;
    vertical-align: top;
    margin-top: 15px;
}
.user_icon.col-md-2.col-sm-2>img{
    border-radius: 50%;
    width: 100%;
    margin-top: 10px;
}
.video_detail{
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 1px solid #ddd;
}
.video_channel_name{
    font-size: 20px;
}
.post_date{
    color: #999;
}
.video_description{
    /*padding-right: 200px;*/
    max-height: 135px;
    overflow: hidden;
}
.tag{
    display: inline-block;
    padding: 3px;
    background-color: #f00c;
    border-radius: 5px;
    color: white;
}
.more_btn{
    color: #999;
    margin-top: 10px;
}
.my_comment{
    font-size: 20px;
    margin-bottom: 10px;
}
.my_comment_text{
    display: inline-block;
}
.my_icon{
    display: inline-block;
    vertical-align: top;
}
.my_icon>img, .user_icon>img{
    border-radius: 50%;
}
.comment_text{
    display: block;
}
.w3-teal.w3-btn.w3-padding{
    background-color: #f00c!important;
    border-radius: 5px;
}
.w3-input{
    margin-bottom: 10px;
}
.user_comment_warp{
    margin: 30px 0;
}
.user_comment_warp>.right_side{
    display: inline-block;
}
.user_icon.left_side{
    vertical-align: top;
}
.user_name, .user_post_time{
    display: inline-block;
}
.user_post_time{
    font-size: 13px;
    color: #999;
    float: right;
}
.other_video_right{
    margin-top: 30px;
}
.other_video{
    font-size: 20px;
}
.video_thumbnail{
    display: inline-block;
}
.other_video_title{
    display: inline-block;
    vertical-align: top;
}
.other_view_times{
    font-size: 14px;
    color: #999;
    margin-bottom: 10px;
}
.poster_name{
    color: #999;
}
.fas{
    color: #f00c;
}
.embed-responsive{
    max-height: 600px;
}
fieldset{
    border: none !important;
}

#id>label, #id>input{
    display: block;
}

.control-group{
    margin-bottom: 10px;
}
#tab>.control-group:first-child{
    margin-top: 20px;
}
#tab>div:last-child>.btn{
    margin-top: 20px;
}
.form#tab{
    margin-top: 30px;
}
.modal-title{
    width: 100%;
    text-align: center;
}
.controls>input, .control-group>input{
    width: 100%;
}
.modal-header{
    border-bottom: 3px solid #f00c;
}
a.active.show {
    color: #f00c;
    text-decoration: underline;
}
a{
    color: black;
}
.modal-body>.well>.nav>li{
    margin-right: 30px;
}
.profile_pic_update{
    border: 2px solid #faa;
    padding: 25px;
    border-radius: 10px;
    background-color: #eee;
    color: black;
}
.profile_pic{
    display: inline-block;
}
.pic_right{
    display: inline-block;
}
.profile_pic_title{
    font-size: 2rem;
}
.profile_pic_format{
    margin-bottom: 15px;
}
.profile_setting{
    margin-top: 50px;
}
.setting_form_wrap>div{
    border: 2px solid #faa;
    border-radius: 10px;
    padding: 50px 80px;
    background-color: #eee;
    color: black;
}
.setting_form_wrap{
    padding-bottom: 200px;
}
.setting_form_wrap>div>form>.col-sm-12>button.btn{
    background-color: #f00c;
    color: white;
}
.email_info{
    display: inline-block;
}
.email_input{
    display: inline-block;
}
.profile_email_input_wrap{
    display: inline-block;
}
.user_detail_container{
    /* background-color: white; */
}
.user_detail_footer{
    margin-top: 0px;
}
#myTabContent{
    margin-top: 50px;
}
.profile_pic_btn>p>a.btn{
    background-color: #f00c;
    border-color: none !important;
    color: white;
}
.profile_pic_btn>p>a.btn:focus{
    background-color: #b1a2d3 !important;
}
.profile_pic_btn>p>a.btn:active{
    background-color: #f00c!important;
    border-color: #b1a2d3 !important;
}
.profile_pic.pic_left>img{
    border-radius: 50%;
    width: 100%;
    max-width: 150px;
}
.nav-link{
    color: black;
}
.nav-link.active{
    color: #300!important;
    font-weight: 700;
}
.user_detail_container>h1{
    padding-top: 20px;
}
.control-group>.controls>.btn{
    background-color: #f00c;
    color: white;
}
#tab>div>.btn{
    background-color: #f00c;
    color: white;
}
input:focus{
    outline: #ddd solid 3px;

}
.navbar-nav.ml-auto>.nav-item>a{
    color: white;
}
.row2>.mb-4{
	max-width:33%;
}
.col-lg-4.mb-4{
	flex: 0 0 auto;
}

textarea {
    padding: 1em;   /* space on all directions */
    font-family: "Montserrat", "sans-serif";
    font-size: 1em;
    border: 0.1em solid #ccc;
    border-radius: 0.5em;
    background-color: #ffeeee;

}

.slider-for {
    height:500px;
    overflow: hidden;
}
.slick-prev {
    left: -50px;
}
.slick-prev:before, .slick-next:before {
    font-size: 50px;
    color: #fff;
}
.slider-slider-banner {
    height: 550px;
}

.slider-card {
    margin:0px 20px;
}

.slider-card-gradient{
    z-index:99;
    font-weight:600;
    font-size:20px;
    color:#fff;
    width:100%;
    position:absolute;
    bottom:0;
    padding:5px;
    background: rgb(0,0,0);
    background: linear-gradient(0deg, rgba(0,0,0,1) 0%, rgba(0,212,255,0) 100%);
}
.slider-banner-gradient{
    background: rgb(0,0,0);
    background: linear-gradient(90deg, rgba(0,0,0,1) 0%, rgba(0,0,0,1) 40%, rgba(0,212,255,0) 70%, rgba(0,0,0,0.8) 100%);
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.class-detail-banner{
    height: 600px;
}

.class-detail-banner-gradient{
    position: absolute;
    top: 0;
    left: 0;
    
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height:625px;
    position: absolute;
    text-align: center;    
    width: 100%;
    
    transition: 0.2s;
}

.slider-slider-banner-photo{
    left:55%;margin-left:20%;height:110%
}

.slider-slider-banner-words{   
    padding-top:200px;
}



#more_comments{
    display: none;
}

 
.video_content{
    width:100%;
}   

.video_pic_name{
    margin-top:5px;
}

.video_pic_name:hover{
    background-color: #ffeeee;
}
.modal-backdrop.in {
    display:none;
}

.cm-hero-columns{
    display: flex;
    list-style-type: none;
    text-align:center;
    direction: rtl;
}

.cm-hero-column {
    width:33%;
    padding: 15px;
    border-left: #ddd 1px solid;
    direction: ltr;
}

.cm-hero-column:last-child {
    border-left: none;
}

.cd-intro-block{
    position: relative;
    background-color: #fff;
    margin: 0 0 4em;
    color: #596170;
    height:426px;
}
.cd-intro-block>.caption{
    margin: 0;
    width: 64.5%;
    padding:50px;
}

.cd-intro-image{
    position: absolute;
    top: 0;
    right: 0;
    width: 35.5%;
    height: 100%;
    display: block;
}

.cm-hero-column>.column-title{
    direction: ltr;
}

.cm-lesson-marker{
    display: inline-block;
    height: 100px;
    width: 100px;
    float: left;
    font-size: 2em;
    top: 50%;
    text-align: center;
    line-height: 100px;
}

.cm-lessons{
    background:#fff;
    list-style-type: none;
    padding:15px;
}

.vd-lessons{
    background:#fff;
    list-style-type: none;
    padding:0px 0px;
    margin:15px;
    width:100%;
    font-weight: 800;
}

.cm-lesson{
    border-bottom:#999 solid 1px;
    padding: 10px;

}

.cm-lesson:last-child{
    border-bottom:none;
}

.vd-lesson-a{
    border-bottom:#999 solid 1px;
    transition: 0.2s;
}

.vd-lesson-a:hover{
    background: #ddd;
}
.vd-lesson-a:last-child{
    border-bottom:none;
}

.vd-lesson-title{
    text-align:right;
}
.tt-text{
    display: block;
    width: 75%;
    padding: .375rem .75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: .25rem;
}

@media(max-width: 1200px){

    .slider-banner-gradient{
        background: linear-gradient(90deg, rgba(0,0,0,1) 0%, rgba(0,0,0,1) 40%,rgba(0,212,255,0) 70%, rgba(0,212,255,0) 80%, rgba(0,0,0,0.8) 100%);
    }

    .class-detail-banner, .class-detail-banner-gradient{
        height: 520px;
    }

    .vd-lesson-title{
        float:unset;
    }
}

@media(max-width: 992px){


    .navbar-collapse {
        
    background-color: rgba(0,0,0,.8);
    padding: 5px;
    border-radius: 15px;
    }
    
    .container{
        max-width: none;
        min-width: none;
        padding: 0;
    }

    .slider-banner-gradient{
        background: linear-gradient(0deg, rgba(0,0,0,1) 0%, rgba(0,0,0,1) 20%, rgba(0,0,0,0) 50%, rgba(0,212,255,0) 100%);
        padding-bottom: 30px;
    }

    .slider-slider-banner-photo{    
        position: absolute;
        top: -9999px;
        bottom: -9999px;
        left: -9999px;
        right: -9999px;
        margin: auto;
    }

    .slider-for {
        height:600px;
    }

    
    .slider-slider-banner-words{   
        position: absolute;
        bottom: 0;
        text-align: center;
        width: 100%;
    }

    .slick-prev {
        display:none;
    }
    .slick-prev:before, .slick-next:before {
        display:none;
    }

    .cd-intro-block>.caption{
        margin: 0;
        width: 100%;
        padding:50px;
        text-align: center;
    }

    .cd-intro-image{
        display:none;
    }

    .cm-hero-columns{
        display: unset;
        list-style-type: none;
        text-align:center;
        direction: rtl;
    }

    .cm-hero-column {
        width:unset;
        padding: 15px;
        border-left: unset;
        direction: ltr;
    }

    .classdetailpaddingtop{
        height: 80px;
    }
}


@media(max-width: 767px){



    .container{
        max-width: none;
        min-width: none;
        padding: 0;
    }
    .video_content{
        display: inline-block;
    }

    #more_comments{
        display: block;
        cursor: pointer;
    }

    #more_comments:hover{
        cursor: pointer;
    }
    
    .class-detail-banner, .class-detail-banner-gradient{
        height: 400px;
    }

    .video_info_left {
        padding-left: 15px;
    }
}

@media(max-width: 575px){
    .container{
        max-width: none;
        min-width: none;
        padding: 0;
    }
    .user_icon{
        max-width: 100px;
        height: auto;
    }
    .video_description{
        margin-top: 10px;
    }
    .video_pic_name{
        text-align: center;
    }
    .profile_pic.pic_left.col-md-3.col-sm-8{
        text-align: center;
    }
    .profile_pic_btn>p{
        text-align: center;
    }
    .profile_pic_format{
        margin-top: 30px;
    }
    .setting_form_wrap>div{
        padding: 50px 10px;
    }
	.join_btn{
    width: 100%;
    }
    
    
    .class-detail-banner, .class-detail-banner-gradient{
        height: 300px;
    }

    
    .tt-text{
        width: 60%;
    }
}

@media(max-width: 480px){


}