body {
    background-color:rgb(153, 153, 153);
    color: #fff;
    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-style: normal;
}

.container {
    margin: auto;
    width: 100%;
    height: 100%;
    /* Center vertically and horizontally */
    display: flex;
    justify-content: center;
    align-items: center;
    vertical-align: middle;
}
h2 {
    font-size: 4rem;
    text-decoration: underline;
}