body {background-color: pink;}

h1 {font-family: ARIAL;
    text-align: center;
    font-size: 30px;
    border-style: solid;
    border-width: 2px; }
h2 {font-family: ARIAL;
    font-size: 20px}
h3 {font-family: ARIAL;
    font-size: 20px}
h4 {font-family: ARIAL;
    font-size: 20px}
p {color: blue;
   font-family: ARIAL;
   }
ul {font-family: ARIAL;
    color: blue;}
a {text-decoration: none;}
#pref {color: black}