#e_404{
    width: 100%;
    height: 100%;
    position: absolute;
    background: #e4e4e4;
    user-select: none;
}
#e_404 div{
    font-size: 180px;
    text-shadow: 5px 5px 0px #fff, 7px 7px 5px #b9b9b9;
    font-weight: bold;
    text-align: center;
    margin-top: -130px;
    top: 50%;
    position: relative;
}
#e_404 p{
    font-size: 23px;
    text-shadow: 1px 1px 2px #949494;
    color: #fff;
}