body {
  font-family: Arial,Helvetica,sans-serif;
  font-style: normal;
  font-weight:normal;
  background-color: #727272;
  margin-top: 0px; margin-left: 5px;
}

.middle {
  font-style: italic;
  text-align: center;
  margin-left:auto;margin-right:auto;
}

.center {
  text-align: center;
  margin-left:auto;margin-right:auto;
}
.yellow_bg {background-color: #ffff00;}
.red_bg {background-color: #ff0000;}
.green_bg {background-color: #00ff00;}

/* page sections */
#page_heading {
  font-family: Arial,Helvetica,sans-serif;
  font-size: 3em;
  font-weight:bold;
  vertical-align: middle;
  text-align: center;
}

#page_menu {
  color: White;
  width: 15%;
  vertical-align: top;
  padding-top: 1em;
  padding-bottom: 1em;
  padding-left: 0em;
  padding-right: 1em;
}
#page_menu a:link { color: white;}
#page_menu a:visited { color: #7bd1ee;}

#page_body {
/*  background-color: #efefef; */
/*  background-color: #f5f5f5; */
  background-color: white;
  vertical-align: top;
  padding: 1em;
}
#page_body a:link { color: black;}
#page_body a:visited { color: #35bae6;}

#page_footer {
  font-style: italic;
  text-align: center;
  color: White;
}