body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
}

.topnav {
  overflow: hidden;
  background-color: #333;
}

.topnav a {
  float: left;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.topnav a.active {
  background-color: #42cbf5;
  color: white;
}
input[type=text], input[type=file], input[type=email], input[type=tel],input[type=url]{
  width: 300px;
  padding: 12px 20px;
  margin: 8px 8px 8px 0px;
  display: inline-block;
  border: 1px solid #ccc;
  box-sizing: border-box;
  font-size: 100%;
}
input[type=radio]{
  width: 10px;
  padding: 11px;
  display: inline-block;
}
input[id=desc]{
  width: 600px;
  padding: 32px 32px;
  margin: 8px 8px 8px 0px;
  display: inline-block;
  border: 1px solid #ccc;
  box-sizing: border-box;
}
button {
    background-color: #71A5FF;
    color: white;
    font-size: 100%;
    padding: 14px 20px;
    margin: 8px 0;
    padding: 8px 0;
    border: none;
    cursor: pointer;
    width: 300px;
    clear: both;
}