.error404 #content.site-content {
    padding-top: 100px;
    padding-bottom: 0px;
}

div.custom-404 {
    text-align: center;
    width: 100%;
    height: 500px;
    padding-top: 100px;
}

div.custom-404 h1 {
    font-size: 80px;
    line-height: 1;
    text-shadow: 0px 0px 5px #8dc045;
}

div.custom-404 p {
    color: #000;
    font-size: 30px;
}

div.custom-404 button {
    border: none;
    padding: 5px 15px;
    font-size: 18px;
}