/* master body */
body {
    background-color: rgb(0, 0, 0);
    color: white;
    font-family: arial, sans-serif;
    font-size: 16px;
}

/* default h - safety*/
h1 {
    margin-left: 20px;
    color: white;
    font-size: 32px;
}
h2 {
    margin-left: 5px;
    color: white;
    font-size: 24px;
}
h3 {
    margin-left: 20px;
    color: white;
    font-size: 18.72px;
}
h4 {
    margin-left: 20px;
    color: white;
    font-size: 16px;
}
h5 {
    margin-left: 20px;
    color: white;
    font-size: 13.28px;
}
h6 {
    margin-left: 20px;
    color: white;
    font-size: 10.72px;
}

/* default links */
a {
    font-size: 16px;
}
a:link {
    color: green;
    background-color: transparent;
    text-decoration: none;
}
a:visited {
    color: green;
    background-color: transparent;
    text-decoration: none;
}
a:hover {
    color: red;
    background-color: transparent;
    text-decoration: underline;
    font-weight: bold;
}
a:active {
    color: yellow;
    background-color: transparent;
    text-decoration: underline;
}