body{
  margin: 40px auto;
  max-width: 800px;
  line-height: 1.5;
  font-size: 16px;
  color: #444;
  padding: 0 10px;
  background-image: URL(images/sfondo.jpg);
}
h1,
h2,
h3 {
  line-height: 1.2;
  text-align: center;
}
p {
  text-align: justify;
}

.centerclass {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

a {
color: #202020;
text-decoration: none;
}

a:active {
   background: url('images/entertoura.png');
   background-size: cover;
   color: #E0E0E0;
}

.beveledbutton {
   position:relative;
   border-radius: 3px;
   display:inline;
   padding: 10px;
   background: url('images/entertour.png');
   background-size: cover;
   box-shadow: 1px 2px 2px rgba(0, 0, 0, .5);
}

.beveledbutton:after
{
   position:absolute;
   left:0;
   top:0;
   border-radius: 3px;
   display:inline;
   content:"\00a0";
   width:100%;
   height:100%;
   -moz-box-shadow:-3px -3px 2px rgba(0,0,0,0.3) inset,
		   3px 3px 2px rgba(255,255,255,0.8) inset;
   -webkit-box-shadow:-3px -3px 2px rgba(0,0,0,0.3) inset,
		      3px 3px 2px rgba(255,255,255,0.8) inset;
   box-shadow:-2px -2px 2px rgba(0,0,0,0.3) inset,
              2px 2px 2px rgba(255,255,255,0.6) inset;
}