img{
    display: block;
    margin-left: auto;
    margin-right: auto;
}

h2 {
	text-align:center;
	background-color:#333333;
	color:white;
}
h1{
	text-align:center;
	background-color:#333333;
	color:white;
}
ul {
  list-style-type: none;
  margin:0;
  padding: 0;
  overflow: hidden;
  background-color: #333333;
}

li {
  float: left;
}

li a {
  display: block;
  color: white;
  text-align: center;
  padding: 15px;
  text-decoration: none;
}
.dark{
  padding:15px;
  background:#333333;
  color:#ffffff;
  margin-top:10px;
  margin-bottom:10px;
  
}
table, th, td {
  border: 5px solid #333333;
  
}
td{
	text-align:center;
}
.center {
  margin-left: auto;
  margin-right: auto;
}
table{
	width:100%;
}



            hr {
                width: 80%;
                background-color: #888888;
            }
            
            header {
                text-align: center;
            }
            
            header h1 {
                font-family: Helvetica, sans-serif
            }
            
            fieldset {
                margin-bottom: 2%;
                border: none;
            }
            
            #part1 {
                float: right;
                width: 45%
            }
            
            #part2 {
                float: left;
                width: 45%
            }
            
            #part3 {
                width: 80%;
                margin-left: auto;
                margin-right: auto;
            }
            
            input[type="submit"] {
                display: below;
                margin-left: 45%;
                margin-right: 45%;
                padding: 5%;
                font-size: 1.2em;
                font-family: Helvetica, sans-serif;
                background-color: #f19b2b;
                color: #ffffff;
                border-radius: 3px;
                box-shadow: 1px 3px 3px #444444;
            }