/*Style Sheet for St Joseph's Website Jubilee Year */


body {
  margin-top: 40;
  margin-left: 100;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #ccffcc;
}

h1 {
  color: darkgreen;
  text-align: center;
  font-family: arial;
  font-size: 36px;
  line-height: 0.3;
}
h1.a {
  line-height: 0.3;
}
h2 {
  color: #006600;
  text-align: center;
  font-family: arial;
  font-size: 28px;
  line-height: 0.3;
}
h2.a {
  line-height: 0.3;
}

h3 {
  color: #006600;
  text-align: left;
  font-family: arial;
  font-size: 16px;
}
h4 {
  color: white;
  text-align: right;
  font-family: arial;
  font-size: 16px;
}
h5 {
  color: black;
  text-align: left;
  font-family: arial;
  font-size: 20px;
}
h6 {
  color: black;
  text-align: right;
  font-family: arial;
  font-size: 20px;
}
h7 {
  color: white;
  text-align: center;
  font-family: arial;
  font-size: 20px;
  }
p {
	font-family: arial;
    font-size: 20px;
}

.divpad {
  margin-top: 40px;
}

/* Style the side navigation */
.sidenav {
  height: 100%;
  width: 200px;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  background-color:  #004d00;
  overflow-x: hidden;
}


/* Side navigation links */
.sidenav a {
  color: white;
  padding: 16px;
  text-decoration: none;
  display: block;
}

/* Change color on hover */
.sidenav a:hover {
  background-color: #ddd;
  color: black;
}

/* Style the content */
.content {
  margin-left: 200px;
  padding-left: 20px;
}
/* Style table*/

table 
{
	margin-left:auto;
	margin-right:auto;
}
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body {font-family: Arial, Helvetica, sans-serif;}
* {box-sizing: border-box;}

input[type=text], select, textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
  margin-top: 6px;
  margin-bottom: 16px;
  resize: vertical;
}
/*style forms*/

input[type=submit] {
  background-color: #4CAF50;
  color: white;
  padding: 12px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}

input[type=submit]:hover {
  background-color: #45a049;
}

.container {
  border-radius: 5px;
  background-color: #f2f2f2;
  padding: 20px;
}
</style>
</head>
