/* Selector 1: body */
body {
    font-family: Arial, sans-serif;
    background-color: #e8e8e8;
}

/* Selector 2: p */
p {
    font-size: 15px;
    color: #444;
}

/* Selector 3: h2 */
h2 {
    font-size: 20px;
    color: #333;
}

/* Selector 4: .dc */
.dc {
    background-color: lightblue;
    padding: 15px;
}

/* Selector 5: .marvel */
.marvel {
    background-color: lightyellow;
    padding: 15px;
}

/* Selector 6: .batman */
.batman {
    background-color: gray;
    color: white;
}

/* Selector 7: .wonder-woman */
.wonder-woman {
    background-color: pink;
    padding: 10px;
}

/* Selector 8: .superman */
.superman {
    background-color: lightcoral;
    padding: 10px;
}

/* Selector 9: .spiderman */
.spiderman {
    background-color: red;
    color: white;
}

/* Selector 10: .iron-man */
.iron-man {
    background-color: gold;
    padding: 10px;
}

/* Selector 11: .thor */
.thor {
    background-color: lightgray;
    padding: 10px;
}