body {
   width: 80%;
   margin-left: auto;
   margin-right: auto;
   font-family: "Bitstream Vera Sans", Arial, Helvetica, sans-serif;
   background-color: #f0f0e0;
}
h1 {
   text-align: center;
   font-size: x-large;
   color: #600;
}
h2 {
   text-align: left;
   font-size: large;
   color: #400;
}
hr {
   width: 90%;
   margin-top: 2em;
   margin-bottom: 2em;
}
ul.header {
   width: 50%;
   margin-left: auto;
   margin-right: auto;
   font-size: small;
}
a {
   color: #228;
   text-decoration: none;
   font-weight: bold;
}
table {
   margin-left: auto;
   margin-right: auto;
}
img {
   margin-left: 15px;
   margin-right: 15px;
}
a:visited {
   color: #228;
}
a:hover {
   text-decoration: underline;
}
#rodape {
   text-align: center;
   font-size: small;
}
.biglink {
   text-align: center;
}
.file {
   font-family: monospace;
}