.form-control::-webkit-input-placeholder {
    color: #fff;
    font-size: 14px;}
#st .nav-down{display:none !important;}
#st .nav-click{display:none !important;}

.nav-down li{position: relative;}
.sub3 {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    width: 100%;
    background: #fff;
    border-top: solid 4px #b81c22;}
.sub3 a{font-size: 14px !important;}

.nav-down li:hover .sub3{display:block;}
.nav-down-click{display:none;}

@media (max-width: 991px){
.nav-down-click {
    display: block;
    transition: 0.3s all;
    z-index: 10000;
    position: absolute;
    color: #b81c22;
    right: 0;
    top: 0;
    width: 40px;
    height: 40px;
    text-align: center;
    line-height: 40px;}
.nav-down-click.active {
    transform: rotate(180deg);}

.sub3 {
    position: static;
    margin: 0;
    width: 100%;
    padding: 0;
    border: none;
    transform: translate(0, 0);
    background: #f1f1f1;
    padding-left: 20px;}


}
.list-left-nav-down {
    display: none;}

.list-left-nav-down li a {
    font-size: 15px;
    line-height: 40px;
    padding-left:30px;}
.video-list li{width:20%;}

.video-img {
    padding-top: 122%;}


@media(max-width:1279px){
.video-list li{width:25%;}
}

@media(max-width:991px){
.video-list li{width:33.333%;}
}

@media(max-width:460px){
.video-list li{width:50%;}
}