.qsn-banner {
    background: #edca00;
    margin-top: 250px;
}
.qsn{
    background: url(/Files/App_002/images/qsn.jpg)bottom center;
    background-attachment: fixed;
    height: 100%;
    clear: both;
    background-size: 100% 100%;
}
.qsn p{font-family: 'Ubuntu', sans-serif;width:100%;text-align:center;color:#737374;padding: 0 10px;}


.thumbnail{position:relative;     overflow: hidden;   padding: 0;    border: 0;    border-radius: 0; margin-bottom: 0px;transition:all 0.5s;width:100%;}

.carousel-inner>.item>a>img, .carousel-inner>.item>img, .img-responsive, .thumbnail a>img, .thumbnail>img {
    display: block;
    max-width: 100%;
    width:100%;
    height: 485px;
}


.thumbnail:hover  img {transition:all 0.5s;}

button.see-video {
    position: absolute;
    top: -42%;
    left: 40%;
    background: rgba(65, 166, 42, 0.84);
    border: 0;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    color: #fff;
    font-size: 30px;
    transition:all 0.5s;
}
button.see-video:hover{    background: rgba(65, 166, 42, 1);}
.thumbnail:hover button.see-video {
    top: 42%;
    transition:all 0.5s;
}
.modal-dialog {
    display: flex;
    align-items: center;
    margin:3% auto;
    justify-content: center;
}