HTML CSS examples for CSS Animatable Property:border-bottom
Only the border-bottom-width, and border-bottom-color properties are animatable in CSS among all the individual border-bottom properties.
The border-style property is not animatable.
!DOCTYPE html> <html lang="en"> <head> <title>Example of CSS border-bottom Property Animation</title> <style type="text/css"> .animated {<!--from ww w .j av a 2 s . c om--> width: 300px; padding: 40px 0; font: bold 50px sans-serif; text-align: center; background: #EEEEEE; border: 2px solid red; -webkit-animation: test 4s infinite; animation: test 4s infinite; } @-webkit-keyframes test { 50% {border-bottom: 20px solid indigo;} } @keyframes test { 50% {border-bottom: 20px solid indigo;} } </style> </head> <body> <p> </p> <div class="animated"> Box </div> </body> </html>