main > .container {
    padding: 70px 15px 20px;
}

.not-set {
    color: #c55;
    font-style: italic;
}

/* add sorting icons to gridview sort links */
a.asc:after, a.desc:after {
    content: '';
    left: 3px;
    display: inline-block;
    width: 0;
    height: 0;
    border: solid 5px transparent;
    margin: 4px 4px 2px 4px;
    background: transparent;
}

a.asc:after {
    border-bottom: solid 7px #212529;
    border-top-width: 0;
}

a.desc:after {
    border-top: solid 7px #212529;
    border-bottom-width: 0;
}

.grid-view th {
    white-space: nowrap;
}

.hint-block {
    display: block;
    margin-top: 5px;
    color: #999;
}

.error-summary {
    color: #a94442;
    background: #fdf7f7;
    border-left: 3px solid #eed3d7;
    padding: 10px 20px;
    margin: 0 0 15px 0;
}

/* align the logout "link" (button in form) of the navbar */
.nav li > form > button.logout {
    padding-top: 7px;
    color: rgba(255, 255, 255, 0.5);
}

@media(max-width:767px) {
    .nav li > form > button.logout {
        display:block;
        text-align: left;
        width: 100%;
        padding: 10px 0;
    }
}

.nav > li > form > button.logout:focus,
.nav > li > form > button.logout:hover {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
}

.nav > li > form > button.logout:focus {
    outline: none;
}

.hot_range{    line-height: 26px!important;font-size: 12px!important;    padding-left: 26px!important;}
img.cover{
    transition: all .3s;
    -moz-transition: all .3s;
    -webkit-transition: all .3s;
    -o-transition: all .3s;
}
img.cover:hover{
    transform: scale(1.1);
    -ms-transform: scale(1.1);
    -webkit-transform: scale(1.1);
    -o-transform: scale(1.1);
    -moz-transform: scale(1.1); }
a:hover{text-decoration: none;color:#00979c}
.pagination li.active a{    background: #00979c;color:#fff;}
.pagination li span{    border: 1px solid #dedede;padding: 0 11px;color:#dedede}
.cover_area{overflow: hidden;}
.selected_course{z-index: 1;}
.resource_area{  width: 880px;height: 540px;}
.logout{margin-left:10px;background: none;border: none;color: #666;}
.custom-control-label::after,.custom-control-label::before{display: none;}
.custom-control{padding-left:0px;}
.list-view .empty{text-align: center;}
.btn:hover{color:#fff!important;}
.btn_light:hover{color:#333!important;}
.btn.home_btn.btn_light.disabled,.btn.home_btn.btn_light.disabled:hover{color:#adaaaa!important;}
.modal.fade{opacity: 1}
.was-validated .form-control:valid, .form-control.is-valid{background-image:none!important;}