.post-container .aplayer,
body .aplayer,
.aplayer {  
    margin: 15px 20px 100px 20px !important;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1) !important;
    border-radius: 4px !important;
}

@media only screen and (max-width: 767px) {
    .post-container .aplayer,
    body .aplayer,
    .aplayer {
        margin: 10px 10px 50px 10px !important;
    }
}