how to set the background color of the whole page in css
问题 I am trying to set the background color of the page at yumdom.com to yellow. I have tried the following and it fails: body{ background-color: yellow;} /*only a sliver under the header turns yellow.*/ #doc3{ background-color: yellow;} /*result same as above*/ #bd { background-color: yellow;} /*result same as above*/ #yui-main { background-color: yellow;} /*a rectangle turns yellow ending at where the content ends. I want this rectangle to extend all the way to the footer.*/ Also note that if