body
			{
				margin: 10px 30px 10px 30px;
			}

			h1
			{
				text-align: center;
				color: #000000;
			}

			p
			{
				text-align: left;
				font-family: "Bookman Old Style", "Bookman Old Style", cursive;
				word-wrap: break-word;
			}

			.block 
			{
				display: grid;
				grid-template-columns: max-content max-content;
				grid-gap: 5px;
				
			}



			ul {
  list-style-type: none;
  padding-right: 15px;
  margin-left: -40px;
  overflow: hidden;
  position: relative;
  width:100%;
  background-color: white;
  top:0;
}

body {font-family: Arial;}

/* Style the tab */
.tab {
  overflow: hidden;
  border: 1px solid #ccc;
  background-color: white;
}

/* Style the buttons inside the tab */
.tab button {
  background-color: transparent;
  float: left;
  border: none;
  outline: none;
  cursor: pointer;
  padding: 14px 16px;
  transition: 0.3s;
  font-size: 17px;
}
.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}
/* Change background color of buttons on hover */
.tab button:hover {
  background-color: lightblue;
}

/* Create an active/current tablink class */
.tab button.active {
  background-color: lightblue;
}

/* Style the tab content */
.tabcontent {
  display: none;
  padding: 6px 12px;
  border: 1px solid #ccc;
  border-top: none;
  background-color: lightblue;
}

/*<input type="button" value="Close this window" onclick="self.close()">*/