[html] HTML/CSS - Adding an Icon to a button

I making some css buttons and I want to add an icon before the text, "Button Text".

But I dont know how I should do this...

HTML <div class="btn btn_red"><a href="#">Crimson</a><span></span></div>

CSS

body {
    margin: 0;
    padding: 10px;
    font-family: Verdana, Arial, Helvetica, sans-serif;
    font-size: 14px;
}
/* Glassy Buttons */
.btn {
    float: left;
    clear: both;
    background: url(imgs/button_left.png) no-repeat;
    padding: 0 0 0 10px;
    margin: 5px 0;
}
.btn a{
    float: left;
    height: 40px;
    background: url(imgs/button_middle.png) repeat-x left top;
    line-height: 40px;
    padding: 0 10px;
    color: #fff;
    font-size: 1em;
    text-decoration: none;
}
.btn span {
    background: url(imgs/button_right.png) no-repeat;
    float: left;
    width: 10px;
    height: 40px;
}
.btn_gray {background-color: #808080;}
.btn_green { background-color: #ADFF2F;}
.btn_blue {background-color: #0000CD;}
.btn_red {background-color: #DC143C;}

This question is related to html css

The answer is


<a href="#" class="btnTest">Test</a>


.btnTest{
   background:url('images/icon.png') no-repeat left center;
   padding-left:20px;
}    

Here's what you can do using font-awesome library.

_x000D_
_x000D_
button.btn.add::before {_x000D_
  font-family: fontAwesome;_x000D_
  content: "\f067\00a0";_x000D_
}_x000D_
_x000D_
button.btn.edit::before {_x000D_
  font-family: fontAwesome;_x000D_
  content: "\f044\00a0";_x000D_
}_x000D_
_x000D_
button.btn.save::before {_x000D_
  font-family: fontAwesome;_x000D_
  content: "\f00c\00a0";_x000D_
}_x000D_
_x000D_
button.btn.cancel::before {_x000D_
  font-family: fontAwesome;_x000D_
  content: "\f00d\00a0";_x000D_
}
_x000D_
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>_x000D_
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>_x000D_
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet"/>_x000D_
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"/>_x000D_
<!--FA unicodes here: http://astronautweb.co/snippet/font-awesome/-->_x000D_
<h4>Buttons with text</h4>_x000D_
<button class="btn cancel btn-default">Close</button>_x000D_
<button class="btn add btn-primary">Add</button>_x000D_
<button class="btn add btn-success">Insert</button>_x000D_
<button class="btn save btn-primary">Save</button>_x000D_
<button class="btn save btn-warning">Submit Changes</button>_x000D_
<button class="btn cancel btn-link">Delete</button>_x000D_
<button class="btn edit btn-info">Edit</button>_x000D_
<button class="btn edit btn-danger">Modify</button>_x000D_
_x000D_
<br/>_x000D_
<br/>_x000D_
<h4>Buttons without text</h4>_x000D_
<button class="btn edit btn-primary" />_x000D_
<button class="btn cancel btn-danger" />_x000D_
<button class="btn add btn-info" />_x000D_
<button class="btn save btn-success" />_x000D_
<button class="btn edit btn-link"/>_x000D_
<button class="btn cancel btn-link"/>
_x000D_
_x000D_
_x000D_

Fiddle here.