I want to change border color of text box control,When i select radio button then border color should changed.
![html - How to change BorderColor of a TextBox using CSS, when user clicks on it (ASP.NET) - Stack Overflow html - How to change BorderColor of a TextBox using CSS, when user clicks on it (ASP.NET) - Stack Overflow](https://i.stack.imgur.com/rjPUe.png)
html - How to change BorderColor of a TextBox using CSS, when user clicks on it (ASP.NET) - Stack Overflow
![html - Bootstrap: Input text border turning black before applying CSS-applied grey? - Stack Overflow html - Bootstrap: Input text border turning black before applying CSS-applied grey? - Stack Overflow](https://i.stack.imgur.com/l65Id.gif)
html - Bootstrap: Input text border turning black before applying CSS-applied grey? - Stack Overflow
![How to remove the border-radius or round corner in input field in HTML? - Mazz i Torch - The latest global technology multi-platform entertainment media How to remove the border-radius or round corner in input field in HTML? - Mazz i Torch - The latest global technology multi-platform entertainment media](https://i0.wp.com/www.mazzitorch.com/wp-content/uploads/2018/02/Remove-the-Border-Radius-of-Input-Field.jpg)