.link1 {
   text-decoration: none;
   position: relative;
   left: 5px;
   }
.link1:link {
   color: #0000ff;
   }
.link1:visited {
   color: #0000ff;
   }
.link1:hover {
   color: #ffffff;
   background-color: #007fff;
   }
.pdf {
   text-decoration: none;
   position: relative;
   left: 5px;
   }
.pdf:link {
   color: #0000ff;
   }
.pdf:visited {
   color: #0000ff;
   }
.pdf:hover {
   color: #ffffff;
   background-color: #ff8000;
   }
.link2 {
   text-decoration: none;
   position: relative;
   left: 5px;
   }
.link2:link {
   color: #0000ff;
   }
.link2:visited {
   color: #0000ff;
   }
.link2:hover {
   color: #ffffff;
   background-color: #00c070;
   }
.title {
   position: relative;
   left: 5px;
   line-height: 2;
   }
.noref {
   position: relative;
   left: 5px;
   }