.doughnut-legend li span {
    display: block;
    width: 14px;
    height: 14px;
    border-radius: 10px;
    float: left;
    margin-top: 4px;
    margin-right: 8px;
}
.doughnut-legend li {
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 20px;
    margin-top: 20px;
}
.doughnut-legend li {
    margin-bottom: 4px;
}

.reveal section img {
    border: none;
}