.btn { display: block; position: relative; background: #aaa; padding: 5px; margin: 0px; float: left; color: #fff; text-decoration: none; cursor: pointer;  font-size: 15px; }
.btn * { font-style: normal; background-image: url('../images/btn2.png'); background-repeat: no-repeat; display: block; position: relative; }
.btn i { background-position: top left; position: absolute; margin-bottom: -5px;  top: 0; left: 0; width: 5px; height: 5px; }
.btn span { background-position: bottom left; left: -5px; padding: 0 0 5px 10px; margin-bottom: -5px; }
.btn span i { background-position: bottom right; margin-bottom: 0; position: absolute; left: 100%; width: 10px; height: 100%; top: 0; }
.btn span span { background-position: top right; position: absolute; right: -10px; margin-left: 10px; top: -5px; height: 0; }

* html .btn span,
* html .btn i { float: left; width: auto; background-image: none; cursor: pointer; }

.btn.blue { background: #2ae; }
.btn.green { background: #9d4; margin-top: -100px; margin-left: 18px; }
.btn.lime { background: #bbce00; }
.btn.pink { background: #e1a; }
.btn:hover { background-color: #a00; color: #fff; text-decoration: underline; }
.btn:active { background-color: #444; color: #fff; }
.btn[class] {  background-image: url('../images/btn.png'); background-position: bottom; }

* html .btn { border: 3px double #aaa; }
* html .btn.blue { border-color: #2ae; }
* html .btn.green { border-color: #9d4; }
* html .btn.lime { border-color: #bbce00; }
* html .btn.pink { border-color: #e1a; }
* html .btn:hover { border-color: #a00; }