*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family: Arial, Helvetica, sans-serif;
    overflow-x:hidden;
    background-color: #000;
}

.wrapper{
    position:relative;
    width:100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.wrapper img {
    border-bottom: 1px solid #444;
}

.wrapper video {
    border: 1px solid #444;
    margin: 50px 0px;
}

@media (max-width: 1279px) {
.wrapper video {
        width: 100%;
        height: auto;
    }
}

@media (min-width: 1280px) and (max-width: 1920px) {
    .wrapper video {
        width: 1280px;
        height: 720px;
    }
}

@media (max-width: 1920px) {
    .wrapper img {
        width: 100%;
        height: auto;
    }
}

@media (min-width: 1921px) {
    .wrapper img {
        width: 1920px;
        height: auto;
    }
    .wrapper video {
        width: 1280px;
        height: 720px;
    }
}