body,h1,h2,h3,h4,h5,h6,ul,li,ol,p{
  padding: 0;
  margin: 0;
}

 #main{
   width: 960px;
   margin: 0 auto;
 }


#header{
  background: url(arquivos/pratica/imagens/header.jpg) no-repeat;
  height: 209px;
  position: relative;

}
#header a{
  display: block;
  width: 323px;
  height: 65px;
  position: absolute;
  top: 70px;
  left: 31px;
  text-indent: -1000px;
  overflow: hidden;
}

#menu{
  height: 41px;
  background: url(arquivos/pratica/imagens/header.gif) no-repeat;
  position: relative;
  list-style: none;
}
#menu a{
  display: block;
  height: 40px;
  position: absolute;
  top: 0;
  text-indent: -1000px;
  overflow: hidden;
  border: none;
}
#sobre{
  width: 169px;
  left: 485px;
}
#instrutor{
  width: 109px;
  left: 676px;
}


#localizacao{
width: 144px;
left: 804px;
}
#content p{
  font-family: Arial;
  font-size: 12px;
  line-height: 180%;
  text-indent: 50px;
  text-align: justify;
  padding: 3px 10px 3px 10px;
}
 .sobre{
   background: url(arquivos/pratica/imagens/tit_sobre.gif) no-repeat;
   height: 40px;
   text-indent: -1000px;
   overflow: hidden;
   margin: 10px;
 }
.instrutor{
   background: url(arquivos/pratica/imagens/tit_instrutor.gif) no-repeat;
   height: 40px;
   text-indent: -1000px;
   overflow: hidden;
   margin: 10px;
 }
.localizacao{
   background: url(arquivos/pratica/imagens/tit_localizacao.gif) no-repeat;
   height: 40px;
   text-indent: -1000px;
   overflow: hidden;
   margin: 10px;
 }