.admission__btn_order {
    display: block;
    margin: 0 auto;

    background: url("../img/about_us/admission__btn_order.png") no-repeat;
    aspect-ratio: 365 / 83;
    background-size: 100% auto;
    width: 365px; 

    overflow: hidden;
    text-indent: -500%;
    white-space: nowrap;
}