SOURCE

<fieldset>
  <legend>test-form</legend>
  <div>
    
    <label for="male"></label>
    <input type="radio" name="sex" id="male" value="male" />male
    <label for="female"></label>
    <input type="radio" name="sex" id="female" value="femail" />female
    
  </div>
</fieldset>

<button>
  book now
</button>

button{
  background:url(http://joshua0125.test.upcdn.net/jingtongcss/charpter7/button-bg.png) bottom left repeat-x;
  width:120px;
  height:40px;
  font-size:18px;
  color:white;
  display:block;
  border-radius:5px;
  border:none;
  box-shadow:2px 2px 2px #ccc;
  text-shadow:2px 2px 2px #666;
}