body {
  font-size: large;
  background-color: #33CCCC;
  font-family: Arial;
}


.nav {
  font-weight: bold;
  border: 1;
  width: 100%;
  background-color: #99ccff;
}
.prices {
  font-size: larger;
  border: groove;

}

.sizless {
  font-size: 16px;
}

.sizmore {
  font-size: 22px;
}