* {
  margin: 2px;
  padding: 1px;
}

h2 {
  font: bold 14px verdana, sans-serif;
  color: #2E8B57;
}

h3 {
  font: bold 12px verdana, sans-serif;
  text-align: center;
  color: #4169E1;
}

header, section, footer, aside, nav, article, figure, figcaption, hgroup {
  display: block;
}

body {
 text-align: left;
}

#main_section {
  float: left;
  width: 550px;
  margin: 10px;
}

#main_table {
  width: 550px;
  border: 1px solid blue;
  background-color: #FFFFE0;
  border-radius: 10px;
}

.subform {
  font-size: 1.2em;
  color: rgb(0, 0, 139);
  font-family: Arial, Helvetica, sans-serif;
  text-align: center;
}

p1 {
  font: 12px verdana, Trebuchet MS, sans-serif;
  color: darkgreen;
}

p2 {
  font: 12px verdana, Trebuchet MS, sans-serif;
  color: darkblue;
}

p3 {
  font: 11px arial, helvetica, sans-serif;
  color: white;
}

span {
  font: 13px arial, helvetica, sans-serif;
  color: darkgreen;
}

input[type="text"] {
  border: 0pt none;
  color: rgb(205, 0, 0);
  text-align: left;
  background-color: #F5DEB3;
  padding: 2px;
}

input[type="hidden"] {
  width: 0px;
}

input[name="numA"] {
  width: 150px;
}

input[name="binStringA"] {
  width: 250px;
}

input[name="inpNumberA"] {
  width: 250px;
}

input[name="reverseBinary"] {
  width: 250px;
  color: #4169E1;
  background-color: #FFFACD;
}

input[name="binaryNumber"] {
  width: 250px;
}

input[name="numB"] {
  width: 150px;
}

input[type="submit"] {
  padding: 5px 15px;
  font-size: 12px;
  color: rgb(0, 0, 153);

  border-radius: 5px;
}

input[type="reset"] {
  padding: 5px 15px;
  font-size: 12px;
  color: rgb(0, 0, 153);
  border-radius: 5px;
}

div {
  font-size: 12px;
  color: rgb(0, 0, 0);
  font-family: Arial, Helvetica, sans-serif;
}