#page_not_found {
    text-align: center;
}
.four-o-four-img {
    display: block;
    max-width: 250px;
    width: 100%;
    height: auto;
    border-radius: 50%;
    margin: 20px auto 35px;
    box-shadow: 0 4px 12px rgba(5, 5, 5, .15);
    border: 6px solid #fff;
}
#page_not_found h1 {
    font-size: 2rem;
}
.four-o-four {
    display: block;
    font-size: 2em;
    color: var(--accent-color);
    margin-bottom: 10px;
    line-height: 1em;
    font-weight: 200;
}
.four-o-four::before,
.four-o-four::after {
    content: " - ";
}