#oops .container {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
#oops .oops-box {
    color: #fff;
    text-shadow: 3px 3px 5px rgba(0,0,0,.85);
}
#oops .btn {
    background-color: #961619;
    padding: .25rem 1.5rem;
    font-size: 2rem;
    text-shadow: none;
    height: 48px;
    line-height: 48px;
}
#oops .btn:hover {
    background-color: #6f1112;
}
#oops .btn .material-icons {
    font-size: 2rem;
    display: inline-block;
    margin-top: -3px;
}
@media screen and (max-width:600px) {
    #oops h1 {
        font-size: 3.5rem;
    }
}
@media screen and (max-width:480px) {
    #oops h1 {
        font-size: 2.65rem;
    }
    #oops h3 {
        font-size: 2.35rem;
    }
}
@media screen and (max-width:350px) {
    #oops h1 {
        font-size: 2.15rem;
    }
    #oops h3 {
        font-size: 2rem;
    }
}