/* Fill the whole browser window */
html,
body {
    height: 100%;
    margin: 0;
}

/* Center everything */
body {
    background-color: #373234;
    display: flex;
    justify-content: center; /* Horizontal */
    align-items: center;     /* Vertical */
    font-family: Arial, sans-serif;
}

/* Main warning box */
.text-box {
    width: 450px;
    max-width: 90%;
    padding: 30px;

    background-color: #5a4f4f;
    border: 2px solid #333333;
    border-radius: 8px;

    text-align: center;

    box-sizing: border-box;
}

/* Links */
a:link {
    color: #d84339;
}

a:visited {
    color: #be3d3d;
}

a:hover {
    color: #641a1a;
}

a:active {
    color: #ff0000;
}