div.pravalista{width: 15%; height: 200%; float: right; background-color: #81D1FF; background-repeat: repeat;}
div.levalista{width: 15%; height: 200%; float: left; background-color: #81D1FF; background-repeat: repeat; text-align: left;}
div.hornilista{width: 100%; height: 20%;  background-image: url("background170.jpg"); background-repeat: repeat;}
h1{font-family: Times New Roman, serif; font-weight: bold;  font-size: 130%; text-align: center;}
h2{font-family: Times New Roman, serif; font-weight: bold;  font-size: 200%; text-align: center;}
h3{font-family: Times New Roman, serif; font-weight: bold;  font-size: 150%; text-align: center;}

body{background-image: url("background170.jpg"); background-repeat: repeat; text-align: center;}