body{
    background-color: white;
}

.top{
padding: 0px;
background-color: lightyellow;
text-align: center;
margin: 0px 0px 0px 0px;
width:100%;
}


.bottom{
background-color: darkgreen;
text-align: center;
font-family: "Arial";
font-size: 16px;
width: 100%
}

.button {
  background-color: #4CAF50; /* Green */
  border: none;
  color: white;
  padding: 16px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 30px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 50px;
}

.button:hover {
  background-color: darkred;
  border-radius: 50px;
  color: white;
}

input[type=text] {
  width: 50px;
  margin: 8px 0;
   border-radius: 3px;
  font-size: 20px;
   text-align: center;
  box-sizing: border-box;
}

p{
margin: 0px 0px 0px 0px;
}

.button:active {
background-color: red;
border-radius: 50px;
color: yellow;
}