使用 CSS 为 border-left 属性设置动画
要使用CSS在border-left 属性上实现动画,您可以尝试运行以下代码
示例
现场演示
<!DOCTYPE html><html> <head> <style> div { width: 500px; height: 300px; background: yellow; border: 10px solid yellow; border-bottom-right-radius: 100px; border-bottom-width: 30px; background-image: url('https://www.tutorialspoint.com/latest/testrail.png'); animation: myanim 3s infinite; background-position: bottom left; background-size: 50px; } @keyframes myanim { 40% { background-color: maroon; background-size: 90px; border-bottom-color: green; border-bottom-right-radius: 50px; border-bottom-width: 50px; border-color: red; border-left: 10px dashed orange; } } </style> </head> <body> <h2>Performing Animation for left border</h2> <div></div> </body></html>