body {
background-color: #c7efc4;
}


header {
    background-color: #9cb59b;
    text-align: center;
    padding: 20px;
    border: 1px solid black;
    margin: 1px;
} 

h1 {
font-family: georgia;
text-shadow: 1px 1px grey;

}

h3 {
font-family: georgia;
font-size: 20px;
}

.center {
 display: block;
    margin-left: auto;
    margin-right: auto;
    margin-top: 20px;
    margin-bottom: 20px;
    width: 50%;
}

table, th, td {
   border: 1px solid black;
 }
 
 form {
  /* Just to center the form on the page */
  margin: 0 auto;
  width: 400px;
  /* To see the outline of the form */
  padding: 1em;
  border: 1px solid #CCC;
  border-radius: 1em;
}