.error-page {
    width: 100%;
}
.error-page__title {
    text-align: center;
    font-size: 250px;
    font-weight: bold;
    line-height: 1;
}
.error-page__description {
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    line-height: 1;
}