* {
  margin: 0px;
  padding: 0px;
}
h1 {
  font: bold 20px verdana, sans-serif; 
}
h2 {
  font: bold 14px verdana, sans-serif;
}
header, section, footer, aside, nav, article, figure, figcaption, hgroup {
  display: block; 
}
body {
  text-align: center; 
}
p{
font: bold 12px verdana, sans-serif;
}
#caja_principal { 
  width: 1060px; 
  margin: 15px auto; 
  text-align: left;
}
#cabecera {
  background: #FFFBB9; 
  border: 1px solid #999999; 
  padding: 20px;
  text-align: center;
}
#menu {
  background: #CCCCCC;
  padding: 5px 55px; 
  border: 1px solid #999999; 
}
#menu li {
  display: inline-block;
  list-style: none;
  padding: 15px;
  font: bold 14px verdana, sans-serif;
}
#area_principal { 
  float: left; 
  width: 660px; 
  margin: 20px;
} 
#barra_lateral {
  float: left; 
  width: 270px; 
  margin: 20px 0px; 
  padding: 20px;
  background: #CCCCCC;
  border: 1px solid #999999; 
}
#pie {
  clear: both;
  text-align: center;
  padding: 20px;
  border-top: 2px solid #999999;

}

#pieinter {
  clear: both;
    background: #CCCCCC;
  font: 14px verdana, sans-serif;
  text-align: center;
  padding: 20px;
  border-top: 1px solid #999999;
  border-bottom: 1px solid #999999;
    margin:5px;
}
article {
  background: #FFFBCC; 
  border: 1px solid #999999; 
  padding: 20px; 
  margin-bottom: 15px;

}
article footer {
  text-align: right; 
}
time {
  color: #999999; 
}
figcaption {
  font: italic 14px verdana, sans-serif; 
}
div {
  width: 100px;
  margin: 20px;
  padding: 10px;
  border: 0px solid #000000;
  -moz-box-sizing: border-box; 
  -webkit-box-sizing: border-box; 
  box-sizing: border-box;
}
.imagedes{
		border: 1pt #909db3 solid;
		border-radius: 5px;
		box-shadow: rgb(150,150,150) 2px 2px 5px;
		}