动画CSS border-top-left-radius属性

要使用CSS在border-top-left-radius属性上实现动画,您可以尝试运行以下代码

示例

<!DOCTYPE html>
<html>
   <head>
      <style>
         table,th,td {
            border: 2px solid black;
         }
         #newTable {
            width: 500px;
            height: 300px;
            background: yellow;
            border: 15px solid yellow;
            animation: myanim 3s infinite;
            background-position: bottom left;
            background-size: 50px;
         }
         @keyframes myanim {
            30% {
               background-color: orange;
               border-spacing: 50px;
               border-top-color: red;
               border-top-left-radius: 150px;
            }
         }
      </style>
   </head>
   <body>
      <h2>Performing Animation for border top left radius</h2>
      <table id = "newTable">
         <tr>
            <th>Subject</th>
            <th>Student</th>
            <th>Marks</th>
         </tr>
         <tr>
            <td>Maths</td>
            <td>Amit</td>
            <td>98</td>
         </tr>
         <tr>
            <td>Science</td>
            <td>Sachin</td>
            <td>99</td>
         </tr>
      </table>
   </body>
</html>