html {
    background-color: black; color: white;
    font-family:Arial, Helvetica, sans-serif; font-size: large;
    display: flex;
    justify-content: center; line-height: 2;
} body {
    display: grid; grid-template-columns: 100%;
    row-gap: 20px;
}

a:link {
    
} a:visited {

} a:hover {

} a:active {

}