.howler {
  margin: 0 .75em 1em 0;
}

.demo-img {
  width: 100px;
  margin: 0 3px 1em;
}

.espacotopo {
  margin: 18px 0;
}

.ui-progressbar {
    position: relative;
  }
  .progress-label {
    position: absolute;
    left: 50%;
    top: 4px;
    font-weight: bold;
    text-shadow: 1px 1px 0 #fff;
  }