.page_404 {
    /* padding: 40px 0; */
    margin-top: -30px;
    background: #fff;
    font-family: "Arvo", serif;
    }

    .page_404 img {
    width: 100%;
    }

    .four_zero_four_bg {
    background-image: url(https://tecnomedica-sv.com/assets/images/dribbble_1.gif);
    height: 400px;
    background-position: center;
    }

    .four_zero_four_bg h1 {
    font-size: 80px;
    }

    .four_zero_four_bg h3 {
    font-size: 80px;
    }

    .link_404 {
    color: #fff !important;
    padding: 10px 20px;
    background: #39ac31;
    margin: 20px 0;
    display: inline-block;
    }
    .contant_box_404 {
    margin-top: -50px;
    }