.main-visual {
    position:relative;
    background: url('/W_images/mainvisual.jpg') center/ cover;
    display: flex;
    height: 170px;
    align-items: center;
}
    .main-visual:before {
        content:"";
        position:absolute;
        top:0;
        left:0;
        width:100%;
        height:100%;
        background: linear-gradient(90deg, rgba(0,0,0,0.8631827731092436) 0%, rgba(0,0,0,0.6811099439775911) 47%, rgba(255,255,255,0) 100%);
      
    }
.mainvisual-ttl {
    font-family: 'SFUShadowBTBlackCondensed';
    font-size: 35px;
    color: #fff;
    position: relative;
    padding: 0;
    margin: 0;
    text-transform: uppercase;
}

.under #content {
    padding: 40px 0;
}

        .topic-path {
       
        }
            .topic-path li {
                display: inline-block;
                font-size: 19px;
                color: #fff;
            }
            .topic-path a {
                text-decoration: none;
                color: #fff;
            }
            .topic-path li:not(:last-child):after {
                content: '/';
                position: relative;
                display: inline-block;
                color: #fff;
                margin: 0 10px;
            }
.pager {
    margin: 45px 0 0;
    text-align: center;
}

.pager a {
    padding: 4px 11px;
    text-align: center;
    text-decoration: none;
    border: 1px solid #fff;
    color: #ed1f24;
    transition: all 0.5s ease;
     background: #fff;
}

    .pager a:hover {
        border: 1px solid #fff;
        color: #fff;
        background: #ed1f24;
        box-shadow: 0px 0px 0px 1px #ed1f24;
    }

.pager strong {
    padding: 4px 11px;
    text-align: center;
    text-decoration: none;
    border: 1px solid #fff;
    color: #fff;
    font-weight:normal;
    background: #ed1f24;
    box-shadow: 0px 0px 0px 1px #ed1f24;
}

.pager a:first-child {
    padding: 4px 11px;
    background: #fff;
}

    .pager a:first-child:hover {
        background: #ed1f24;
        color: #fff;
        border-color: #fff;
        box-shadow: 0px 0px 0px 1px #ed1f24;
    }

.pager a:last-child {
    padding: 4px 11px;
    background: #fff;
}

.pager a:last-child:hover {
    background: #ed1f24;
    color: #fff;
    border-color: #fff;
    box-shadow: 0px 0px 0px 1px #ed1f24;
}

@media screen and (max-width: 768px){
    .gioithieu .container {
    width: 100%;
    margin: 0 auto;
}

}