body, html{
    height: 100%;
    width: 100%;
    margin: auto;
    background-color: #2b2b2b;
    font-family: "Segeo UI", Arial, Helvetica, sans-serif;
    color: #d6d6d6;
}

#error-wrapper{
    display: flex;
    justify-content: center; /* Horizontal centering */
    align-items: center; /* Vertical centering */
    position: fixed; /* or absolute */
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

#error-heading{
    font-size: 3rem;
    line-height: 2em;
}

#error-subheading{
    font-size: 1.5rem;
}

#error-image{
    width: 200px;
    margin: 0 20px;
}