.xoces-users-wrapper {
  background: #f0f0f0;
  margin-top: 1.7em;
  margin-bottom: 1.7em;
}

.xoces-users {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-width: 50rem;
  padding: 1.5em 0em;
}

.xoces-users-title {
  font-size: 1.5rem;
  font-weight: 300;
  text-align: center;
}

.xoces-user {
  opacity: .7;
  filter: grayscale(100%);
  max-width: 200px;
  margin-right: 1em;
  margin-left: 2em;
  margin-bottom: 1.5em;
}

.harvardx {
  width: 150px;
}

.mit {
  width: 80px;
  margin-right: 3em;
}

.sutd {
  width: 100px;
  margin-right: 4em;
}

.acc {
  margin-right: 2em;
  width: 100px;
}

.xoces-example-button {
  margin-top: 1.5rem;
  filter: grayscale(100%);
  background: #f8f8f8;
  opacity: .8;
  height: 100px;
  box-shadow: 0 0 1px 1px rgba(0, 0, 0, .3);
  width: 30%;
}

.xoces-example-button:hover, .xoces-example-button:focus, .xoces-example-button.js-active {
  outline: none;
  filter: none;
  background: #fff;
  opacity: 1;
}

.xoces-example-button img {
  height: 80%;
}