html,body{ margin: 0; padding: 0; } .pagebox{position:relative;width:1200px; margin:0px auto; }html, body { margin: 0; padding: 0; overflow-x: hidden; } .resetHtmlCssStyle div { font-size: 14px; line-height: 28px; .reset_style { font-size: 14px; line-height: 28px; } .resetHtmlCssStyle p { font-size: 14px; line-height: 28px;}