.error404 {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.error404-Text {
    width: 70%;
    font-size: 25px;
    font-weight: 700;
    text-align: center
}