body {
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Open Sans Condensed','Arial Narrow', serif;
    background: #ddd url(../images/egg_shell.png) repeat top left;
    font-weight: 400;
    font-size: 15px;
    color: #333;
}
.middle-box {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    -webkit-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    text-align: center;
}
.middle-box .error-box {
    width: 700px;
    padding: 15px 0;
    margin: 0 auto;
    color: #fff;
    font-size: 30px;
}
.middle-box .error-box p {
    margin-bottom: 10px;
}
.middle-box .error-box p:last-child {
    margin-bottom: 0;
}
.middle-box .error-box p a {
    font-size: 40px;
    color: #b33030;
    font-weight: bold;
}


@media (max-width: 1200px) {
    .middle-box .error-box {
        width: 100%;
        font-size: 15px;
    }
    .middle-box .error-box p a {
        font-size: 20px;
    }
}