* {
    font-family: arial;
}

h2 {
   text-align: center;
}

/* Unvisited Link*/
a:link {
    text-decoration: none;
}

/* Hovered Link*/
a:hover {
    color: orangered;
}

/* Active Link*/
a:active {
    color: lawngreen;
}

/* Visited Link*/
a:visited {
    color: purple;
}

/* Checked */
input[type="checkbox"]:checked {
    outline: 2px solid blue;
}

/* Disabled */
input[tpye="text"]:disabled {
    background-color: lightblue;
}

/* Focus */
#cool:focus {
    background-color: aqua;
}

/* NTH Child*/
p:nth-child(3) {
    color: orangered;
}