<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style> div{ width: 0; height: 0; border: 10px solid #fff; /*border-top-color: #ccc;*/ border-left-color: #ccc; } </style> </head> <body> <div></div> </body> </html>
效果图:
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style> div{ width: 0; height: 0; border: 10px solid #fff; /*border-top-color: #ccc;*/ border-left-color: #ccc; } </style> </head> <body> <div></div> </body> </html>
效果图: