@media only screen and (max-width:1800px) {
    .background-cadaver {
        background-size: 50% !important;
    }
    
}
@media only screen and (min-width:1800px) {
    .content-cadaver {
        width: 41.66666667% !important;
    }
}

@media only screen and (min-width:1400px) and (max-width: 1550px) {
    .muscular-system-content .row > div {
        width: 50% !important;
    }
}

@media only screen and (min-width:1550px) {
    /* .muscular-system-content .row > div:not(:last-child) {
        margin-left: 8.33333333%;
    } */
}