#main_center {
  width: 80%;
  float: left;
  /*background-color: #F4FFFF;*/
}
#main_right {
  width: 20%;
  float: right;
  /*background-color: #5FFFFF;*/
}

.pdf_cat, .pdf_cat ul {
  /*border: 1px solid #B10F15;*/
  padding: 0 3em;
  list-style: none;
}
.img_pdf {
  vertical-align: middle;
  border: none;
}
.pdf_cat  a {
  font-size: 0.8em;
  text-indent: 1.5em;
  color: #000000;
  text-align: justify;
  margin: 0.3em 0.5em 0.3em 1em;
}
.pdf_cat  p {
  font-size: 0.9em;
  text-indent: 1.5em;
  color: #000000;
  text-align: justify;
  margin: 0.3em 0.5em 0.3em 1em;
}

td {
  font-size: 0.8em;
  color: #000000;
}