.sketchpad-active-drawing {
    cursor: url(pencil-icon.png), move;
}

.btn-sketchpad {
    text-decoration: none;
    padding: 10px;
    border: none;
    display: inline-block;
    text-decoration: none;
    background: #ffffff;
    background: -moz-linear-gradient(top,  rgba(0,0,0,0) 0%, rgba(170,170,170,0.65) 100%); /* FF3.6-15 */
    background: -webkit-linear-gradient(top,  rgba(0,0,0,0) 0%,rgba(170,170,170,0.65) 100%); /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(to bottom,  rgba(0,0,0,0) 0%,rgba(170,170,170,0.65) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#00000000', endColorstr='#a6aaaaaa',GradientType=0 ); /* IE6-9 */
}

.btn-sketchpad:hover {
    text-decoration: none;
}

.btn-sketchpad.drawing {
    background: url(pencil-icon.png) no-repeat center;
}

.btn-sketchpad.active-drawing {
    background: url(pencil-icon-active.png) no-repeat center;
}