JSFiddle - React, Tailwind, and code Playground
by bd22
HTML
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<div class="flex-container">
<div class="flex-item-img">
<img src="https://img.icons8.com/wired/64/000000/qr-code.png">
</div>
<div class="flex-item">
<div class="panel panel-default">
<div class="panel-heading">
<h3 class="panel-title">Login via site</h3>
</div>
<div class="panel-body">
<form accept-charset="UTF-8" role="form">
<fieldset>
<div class="form-group">
<input class="form-control" placeholder="[email protected]" name="email" type="text">
</div>
<div class="form-group">
<input class="form-control" placeholder="Password" name="password" type="password" value="">
</div>
<div class="checkbox">
<label>
<input name="remember" type="checkbox" value="Remember Me"> Remember Me
</label>
</div>
<input class="btn btn-lg btn-success btn-block" type="submit" value="Login">
</fieldset>
</form>
<hr/>
<center>
<h4>OR</h4>
</center>
<input class="btn btn-lg btn-facebook btn-block" type="submit" value="Login via facebook">
</div>
</div>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"...
CSS
.my-flex-item {
min-width: 375px;
}
.flex-container {
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-flex-direction: column;
-ms-flex-direction: column;
flex-direction: column;
-webkit-flex-wrap: nowrap;
-ms-flex-wrap: nowrap;
flex-wrap: nowrap;
-webkit-justify-content: center;
-ms-flex-pack: center;
justify-content: center;
-webkit-align-content: flex-start;
-ms-flex-line-pack: start;
align-content: flex-start;
-webkit-align-items: center;
-ms-flex-align: center;
align-items: center;
}
.flex-item:nth-child(1) {
-webkit-order: 0;
-ms-flex-order: 0;
order: 0;
-webkit-flex: 0 1 auto;
-ms-flex: 0 1 auto;
flex: 0 1 auto;
-webkit-align-self: auto;
-ms-flex-item-align: auto;
align-self: center;
}
.flex-item-img {
align-content: center;
}