/
   article, aside, details, figcaption, figure, 
   footer, header, hgroup, menu, nav, section {
    display: block;
  }
  body {
    line-height: 1;
  }
 
  
  ol, ul {
    list-style: none;
  }
  blockquote, q {
    quotes: none;
  }
  blockquote:before, blockquote:after,
  q:before, q:after {
    content: '';
    content: none;
  }
  table {
	border: 1px solid black;  
    border-collapse: collapse;
  }

    body {
      font-family: arial;
    }
	
	  body {
		background-color: lightblue;
	}
	
	  h1 {
		background-color: red;
		text-align:center;
	  }
	  
	  h3 {
		background-color: lightblue;
		text-align:center;
	  }
	  
	  h4 {
		text-align: center;
	  }
	  footer {
		  text-align: center;
		  font:"Comic Sans MS";
	  }
	#style1 {
		border: 1px solid;
		padding: 10px;
		box-shadow: 5px 10px 8px #888888;
	}
	
	div.rotate_right {
		float: left;
		-ms-transform: rotate(15deg);
		-webkit-transform: rotate(15deg);
	}

    .container {
      width: 989px;
      margin: 0 auto;
    }

    .footer {
      text-align: center;
    }
	
	.tab {
		overflow: hidden;
		border: 1px solid #ccc;
		background-color: #f1f1f1;
	}
	
	.tab button {
		background-color: inherit;
		float: left;
		border: none;
		outline: none;
		cursor: pointer;
		padding: 14px 16px;
		transition: 0.3s;
		font-size: 17px;
	}
	
	.tab button:hover {
		background-color: #ddd;
	}	
	.tab button.active {
		background-color: #ccc;
	}

	.tabcontent {
		display: none;
		padding: 6px 12px;
		border: 1px solid #ccc;
		border-top:none;
		background-color: white;
	}
	
	.topright {
		float: right;
		cursor: pointer;
		font-size: 28px
	}
	
	.topright:hover {color: red;}