h1{
  text-align: center;
}
form{
  text-align: center;
}
input[type=radio] {
  display: none;
  user-select: none;
}
p.fig{
  text-align: center;
}
div{
  text-align: center;
}

.radio {
  display:block;
  width: 600px;
  /*height: 25px;*/
  background-color: #deeefe;
  border: 2px solid #899acd;
  text-align: center;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -khtml-user-select: none;
  -ms-user-select: none;
  margin: 0 auto;
  margin-bottom: 10px;
}

input[type=radio]:checked + .radio {
  background-color: #899acd;
}
button {
  display:block;
  width: 604px;
  height: 28;
  background-color: #deeefe;
  border: 2px solid #899acd;
  margin: 0 auto;
  text-align: center;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -khtml-user-select: none;
  -ms-user-select: none;
  outline : none;
}

button:active{
  background-color: #899acd;
}

body{
 display: block;width: 900px;margin: 0 auto;padding: 10px;
}