body {
	   width: 70%;
	   margin-left: auto;
	   margin-right: auto;
	   font-family: Roboto Slab;
	   font-size: 1.2em;
	   line-height: 130%;
	   background-color: #b2d1ff;
	}
	h1 {
	   text-align: center;
	   text-decoration: underline;
	   font-size: 1.35em;
	   margin-top: 1.0em ;
  		margin-bottom: 0 ;
	}
	h2 {
	   text-align: justify;
	   text-decoration: none;
	   font-size: 1.1em;
	   font-style: italic;
	   font-weight: normal;
	}
	h3 {
	   text-align: left;
	   text-decoration: underline;
	   font-size: 1.05em;
	   font-weight: normal;
	   margin-top: 0 ;
  		margin-bottom: 0.3em ;
	}
	h4	{text-align: center;
	   text-decoration: none;
	   font-size: 0.7em;
	   margin-top: 0 ;
  margin-bottom: 0 ;}
	p {
	   text-align: justify;
	   text-indent: 2.0em;
	   margin-top: 0 ;
  		margin-bottom: 0 ;
	}
	.cen {text-align: center;
			text-indent: 0;}
	img {
	   display: block;
	   max-width: 100%;
	   margin-left: auto;
	   margin-right: auto;
	}
	hr {margin-bottom: 1.0em;
		margin-top: 1.0em;
	}