.btn {
    display:inline-block;
    background:none;
    margin:0;
    padding:3px 0;
    border-width:0;
    overflow:visible;
    font-size:11px;
    text-decoration:none;
    color:#333;
}

* html button.btn {
    padding-bottom:1px;
}

/* Immediately below is a temporary hack to serve the 
following margin values only to Gecko browsers
Gecko browsers add an extra 3px of left/right 
padding to button elements which can't be overriden.
Thus, we use -3px of left/right margin to overcome this. */

html:not([lang*=""]) button.btn {
    margin:0 -3px;
}

.btn span {
	background:#ddd url(../images/button-silver.gif) repeat-x 0 0;
    margin:0;
    padding:3px 0;
    border-left:1px solid #bbb;
    border-right:1px solid #aaa;
}

* html .btn span {
    padding-top:0;
}

.btn span span {
    position:relative;
    padding:3px .4em;
    border-width:0;
    border-top:1px solid #bbb;
    border-bottom:1px solid #aaa;
}

.btn:hover span, .btn:hover span span, .btn:focus span, .btn:focus span span {
    cursor:pointer; /* important for any clickable/pressable element */
    border-color:#b992cb !important;
    color:#000;
}

.btn:active span {
    background-position:0 -400px;
    outline:none;
}

.btn:focus, .btn:active {
    outline:none; /* doesn't seem to be respected for <button>, only <a> */
}

.btn-purple {
    display:inline-block;
    background:none;
    margin:6px 0 0 0;
    padding:3px 0;
    border-width:0;
    overflow:visible;
    font-size:11px;
    text-decoration:none;
    color:#e9e9e9;
}

* html button.btn-purple {
    padding-bottom:1px;
}

html:not([lang*=""]) button.btn-purple {
    margin:0 -3px;
}

.btn-purple span {
	background:#ddd url(../images/button-purple.gif) repeat-x 0 0;
    margin:0;
    padding:3px 0;
    border-left:1px solid #844ca0;
    border-right:1px solid #751ea0;
}

* html .btn-purple span {
    padding-top:0;
}

.btn-purple span span {
    position:relative;
    padding:3px .4em;
    border-width:0;
    border-top:1px solid #844ca0;
    border-bottom:1px solid #751ea0;
}

.btn-purple:hover span, .btn-purple:hover span span, .btn-purple:focus span, .btn-purple:focus span span {
    cursor:pointer; /* important for any clickable/pressable element */
    border-color:#a51ea0 !important;
    color:#fff;
}

.btn-purple:active span {
    background-position:0 -400px;
    outline:none;
}

.btn-purple:focus, .btn-purple:active {
    outline:none; /* doesn't seem to be respected for <button>, only <a> */
}