body {font-family: Geneva, Arial, Helvetica, sans-serif; font-size: 16px;}
p{font-size: 120%; line-height: 1.2;}
u{line-height: 200%;}
td {font-family: Arial, Helvetica, sans-serif; font-size: 120%;}
th {font-family: Arial, Helvetica, sans-serif;}
h1 {font-size: 240%;}
h2 {font-size: 200%;}
h3 {font-size: 150%;}
.bgclr {background-color: #E3E3E3;}
.collapsible {
  background-color: #777;
  color: white;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  border: none;
  text-align: left;
  outline: none;
  font-size: 15px;
}

.active, .collapsible:hover {
  background-color: #555;
}

.collapsible:after {
  content: '\002B';
  color: white;
  font-weight: bold;
  float: right;
  margin-left: 5px;
}

.active:after {
  content: "\2212";
}

.content {
  padding: 0 18px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out;
  background-color: #f1f1f1;
}