.multi-heatmap-checkboxes {
    position:absolute;
    right:20px;
    top:20px;
    z-index:500;
    background-color:rgba(255,255,255,0.5);
    border-radius:4px;
    overflow:hidden;
}
.checkbox {
    margin:0;
}

.checkbox input[type="checkbox"]{
    margin-top:7px;
}

.checkbox-wrap {
    width:100%;
    position:relative;
    padding: 0 10px 0 30px;
    font-size:14px;
    text-shadow: 1px 1px 1px rgba(255, 255, 255, 0.2);
}