#sc-15 {
    webkit-box-shadow: inset 0 0 70px #e0e0e0;
    box-shadow: inset 0 0 70px #e0e0e0;
}
#sc-15 h2.section-title {
    color: #6e0005!important;
}

#sc-15 .cmt-kh {
	position: relative;
}
#sc-15 .cmt-kh .video { display: flex; }
#sc-15 .cmt-kh .video:before {
	content: '';
	padding-bottom: 72%;
	display: block;
}
#sc-15 .video i.fas.fa-play {
    position: absolute;
    color: #fff;
    font-size: 33px;
    top: 50%;
    left: 50%;
    transform: translatex(-50%) translatey(-50%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 60px;
    border-radius: 10px 5px 5px 5px;
    text-align: center;
    cursor: pointer;
    background: #424242d9;
}
.pop-up {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 99999999;
	align-items: center;
}
.bg_popup {
	position: absolute;
	top: 0;
	left: 0;
	z-index: 0;
	width: 100%;
	height: 100%;
	display: block;
	background: #000;
	opacity: .9;
}
section#sc-15 img.container {
	margin: 5px auto 5px;
}
.content-popup {
	display: flex;
    z-index: 1;
    margin: 0 auto;
    width: auto;
    max-height: 90%;
    max-width: 90%;
    justify-content: center;
}
a#close_image_popup {
    position: absolute;
    right: 9%;
    top: 5%;
}
a#close_image_popup i {
	font-size: 50px;
	color: #fff;
}
.pop-up.quan {
	opacity: 0;
	visibility: hidden;
	transition: .5s;
}
#sc-15 .title_video {
	cursor: pointer;
    position: absolute;
    bottom: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    background-color: rgb(0 0 0 / 68%);
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    padding: 4px 15px;
    margin: 0;
}
#sc-15 .video img {
    position: absolute;
    height: 100%;
    width: 100%;
}
.description p {
    text-align: center;
    margin-bottom: 15px;
}

@media (min-width: 425px) and (max-width: 640px) {
    #sc-15 .nxkh-slider .col-4 {
        -ms-flex: 0 0 50%;
        flex: 0 0 50%;
        max-width: 50%;
        padding:0 5px;
        margin-left: -1px;
        margin-right: -1px;
    }
}
@media (min-width: 641px) and (max-width: 850px) {
    #sc-15 .nxkh-slider .col-4 {
        -ms-flex: 0 0 33.33%;
        flex: 0 0 33.33%;
        max-width: 33.33%;
        padding:0 5px;
        margin-left: -1px;
        margin-right: -1px;
    }
}