Để triển khai hoạt ảnh trên thuộc tính border-bottom-color bằng CSS, bạn có thể thử chạy mã sau
Ví dụ
<!DOCTYPE html>
<html>
<head>
<style>
div {
width: 500px;
height: 400px;
background: yellow;
border: 10px solid yellow;
background-image: url('https://www.tutorialspoint.com/latest/microservice_architecture.png');
animation: myanim 3s infinite;
background-position: bottom left;
background-size: 50px;
}
@keyframes myanim {
20% {
background-color: maroon;
background-position: bottom right;
background-size: 90px;
border-bottom-color: green;
}
}
</style>
</head>
<body>
<h2>Performing Animation for bottom border color</h2>
<div></div>
</body>
</html>