body {
    margin: 0;
    background-color: grey;
}
.extreme_headerbalk {
    background-color: #bf3759;
    font-size: 30px;
    font-family: Arial, sans-serif;
    width: 100%;
    color: white;
    padding: 20px;
    text-align: center;
    box-sizing: border-box;
}

.a {
    background-color: #6835b8;
    font-size: 50px;
    font-family: "Papyrus";
    border-radius: 25px;
    padding: 20px;
    width: 450px;
    margin: auto;
    text-align: center;
}
.b {
    background-color: #32bf5f;
    font-size: 50px;
    font-family: "Papyrus";
    border-radius: 25px;
    padding: 20px;
    width: 450px;
    margin: auto;
    text-align: center;
}

.c {
    background-color: aquamarine;
    font-size: 50px;
    font-family: "Papyrus";
    border-radius: 25px;
    padding: 20px;
    width: 450px;
    margin: auto;
    text-align: center;
}

.a:hover,
.b:hover,
.c:hover{
    font-family: "Comic Sans MS", cursive;
    border-radius: 25px;
    padding: 30px;
}
a {
    text-decoration: none;
    color: white;
}
a:hover {
    text-decoration: underline;
}
.rgb {
    text-align: center;
    background-color: white;
    font-family: "Comic sans MS"
}