/*
Max width before this PARTICULAR table gets nasty. This query will take effect for any screen smaller than 760px and also iPads specifically.
*/
@media only screen and (max-width: 768px)  {
	/* Force table to not be like tables anymore */
	#table_rwd table, thead, tbody, th, tr, td {
		display: block;
		border-radius: 8px;
	}
	/* Hide table headers (but not display: none;, for accessibility) */
	#table_rwd thead tr {
		position: absolute;
		top: -9999px;
		left: -9999px;
	}
	
	#table_rwd tr {
	  	margin: 0 0 1rem 0;	//每行資料的行距
	}
  
	#table_rwd tr:nth-child(odd) {
		background-color: #eeeeee;
		border: none;
	}

	#table_rwd tr:nth-of-type(even) {
		background-color: #ffffff;
		border: 1px solid #ccc;
	}

	#table_rwd td, th { 
		padding: 3px; 
		//border: 1px solid #ccc; 
		text-align: left; 
	}

	#table_rwd td {
		/* Behave  like a "row" */
		//border: none;		
		border: 0px solid #dddddd;
		position: relative;
		padding-left: 130px;
	}

	#table_rwd td:before {
		/* Now like a table header */
		position: absolute;
		/* Top/left values mimic padding */
		top: 5px;
		left: 12px;
		white-space: nowrap;
		font-weight: bold;
	}

	/*
	Label the data
	You could also use a data-* attribute and content for this. That way "bloats" the HTML, this way means you need to keep HTML and CSS in sync. Lea Verou has a clever way to handle with text-shadow.
	*/
	#table_rwd td:nth-of-type(1):before { content: "file title:"; }
	#table_rwd td:nth-of-type(2):before { content: "explanation:"; }
	#table_rwd td:nth-of-type(3):before { content: "download:"; }
	#table_rwd td:nth-of-type(4):before { content: "date:"; }	
}