hide cells border using css
问题 I want to hide border of cell of a table . How to do it using css ? As it shows, I need to hide the marked borders (as in third and second rows). 回答1: <style> table { border: 1px solid black; width:100%; } table tr { border: 1px solid black; } table th { border: none; } </style> <table> <thead> <tr> <th class="col1">1</th> <th class="col2">2</th> <th class="col3">3</th> </tr> </thead> </thead> See here: http://jsfiddle.net/AhHFP/ 回答2: try this border-collapse:collapse; 回答3: try td.col1 {