.wp-video {
    height: 0 !important;
    padding-bottom: 56.25%;
    position: relative;
    width: 100% !important;
    margin-bottom: 15px;
}

.wp-video > div {
    height: 100% !important;
    position: absolute;
    width: 100% !important;
}

.wp-video mediaelementwrapper > * {
    width: 100%;
    height: 100%;
}

.wp-video .mejs__layer {
    min-width: 100%;
    min-height: 100%;
    max-height: 100%;
    max-width: 100%;
}

.mejs__poster {
    background-size: cover;
}