JSFiddle - React, Tailwind, and code Playground
by Cath_kb
HTML
<div class="container-fluid codeclub">
<div class="row">
<div class="col-xs-12">
<form class="form-horizontal html-editor-form">
<div class="form-group full-height-group">
<textarea id="code-html" name="code-html" title="html editor" class="form-control">
</textarea>
</div>
<div class="form-group">
<label for="select" class="col-xs-offset-8 col-xs-2 control-label">Theme</label>
<div class="col-xs-2">
<select id="select-theme" class="form-control" title="select theme" onchange="selectTheme()">
<option selected>default</option>
<option>rubyblue</option>
<option>the-matrix</option>
<option>zenburn</option>
</select>
</div>
</div>
</form>
</div>
</div>
</div>
CSS
.form-horizontal {
height: 300px;
border: 1px solid red;
display: flex;
flex-direction: column;
}
.form-group {
width: 100%;
}
.full-height-group {
flex-grow: 1;
display: flex;
}