Hello, I am trying to finish the border around the button of btn-primary and after click it shows light blue border adjusting outline:0 but it is useless. How can I remove the border from this button.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-eOJMYsd53ii+scO/bJGFsiCZc+5NDVN2yr8+0RDqr0Ql0h+rP48ckxlpbzKgwra6" crossorigin="anonymous">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta3/dist/js/bootstrap.bundle.min.js" integrity="sha384-JEW9xMcG8R+pH31jmWH6WWP0WintQrMb4s7ZOdauHnUtxwoG2vI5DkLtS3qm9Ekf" crossorigin="anonymous"></script>
<title>Document</title>
<style>
* {
box-sizing: border-box;
}
.container {
max-width: 520px;
max-height: 180px;
background-color: antiquewhite;
}
fieldset {
max-width: 518px;
max-height: 178px;
padding-right: 15px;
padding-left: 15px;
}
.btn{
font-weight:600;
color:#fff;
text-align:center;
vertical-align:middle;
border:1px solid transparent;
font-size:1.2rem;
line-height:1.5;
}
.btn-primary {
color: #fff;
background-color: #1172f4;
border-color: #000000;
}
.btn-primary: hover {
color: #fff;
background-color:#1172f4;
border-color: black;
}
.btn-primary: focus, .btn-primary. Focus {
color: #fff;
background-color:#1172f4;
border-color: #1875f6;
box-shadow: 0 0 0 0.2rem rgba(38, 38, 38, 0.5);
}
.btn: focus, .btn. Focus {
outline: 0;
}
button: focus{
outline:0;
}
/*.form-group{
max-width:518px;
}*/
</style>
</head>
<body>
<div class="container">
<div class="row">
<div class="col-sm-6 col-sm-offset-3 form-box">
<form role="form" action method="post" class="registration-form" style="width:482px;height:175px;background-color:aqua;margin-left:5px;margin-right:5px;padding-left: 20px;padding-right: 20px;">
<fieldset>
<!--Start 2nd form field set-->
<div class="form-bottom">
<div class="form-group" style="margin-top:20px;width:100%;">
<input type="text" name="form-email" placeholder="Enter Your email" class="form-email form-control" id="form-email">
</div>
<!--End of 2nd form groupdiv-->
<button type="button" class="btn btn-primary btn-next" style="margin-top:20px;margin-bottom:20px;padding-right:15px;width:100%;">Get Started</button>
</div>
<!--End of bottom div-->
</fieldset>
<!--End of second form fieldset-->
</form>
</body>
</html>
My container and elements are also not showing the responsive behavior. Please help me to fix both issues. Which property in bootstrap btn-primary button handle these both borders.