body {
    background-color: #000000;
}

a[href] {
    font-size: 20px;
    color: #5e2eb6;
}

h1 {
    font-size: 12em;
    color: #1f063f;
    padding: 0px;
    margin: -30px;
}

h2 {
    color: darkviolet;
}

h3 {
    font-family:Montserrat-SB;
    font-size:x-small;
    color:darkviolet
}

.center {
    position: absolute; /* you could also use fixed */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    display: table-cell;
    padding: 40px;
    /* this is the code for centering text horizontially & vertically */
}