html {
    font-size: 16px;                 /* Base = 12px */
    margin: 10px 0;
    padding: 10px;
    font-family: Arial, sans-serif;
}

body {
    margin: 0 5%;
    padding: 0;
    font-family: Arial, sans-serif;
    font-size: 1em;
}


h1 {font-size: 1.8em;}
h2 {font-size: 1.6em;}
h3 {font-size: 1.4em; padding: 5px 0; margin: 0;}
p {margin: 0; padding: 3px 0; text-align: justify;}
a {color: #434343;}
a:hover {color: #696969;}

hr {clear: both; visibility: hidden; margin: 0; padding: 0;}
.center {text-align: center;}