#instagram {
  height: auto;
  position:relative;
  margin-left: auto;
  margin-right: auto;
}

#instagram a {
  position: relative;
  /* width: 20%; */
  /* min-width: 170px; */
  width: 170px;
  border-radius: 100px;
  display: block;
  margin-bottom: 10px;
}

#instagram a img {
  width: 100%;
  border-radius: 4px;
}

#instagram a.loadMore {
  cursor: pointer;
  text-align: center;
  background: #c9ebfc;
  border-radius: 4px;
  padding: 10px 5px;
  color: #000000;
  font-family: Verdana, Geneva, sans-serif;
  font-size: 16px;
  box-sizing: border-box;
  -webkit-transition: 0.3s all;
  transition: 0.3s all;
}

#instagram a.loadMore:hover {
  color: #000000;
  background: #c9ebfc;
}

.caption {
  background: rgba(0, 0, 0, 0.5);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 10px;
  opacity: 0;
  -webkit-transition: opacity 500ms;
  transition: opacity 500ms;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.caption span {
  color: #ffddff;
  font-weight: normal;
  cursor: pointer;
  text-align: center;
  position: absolute;
  left: 0;
  width: 96%;
  margin-left: 2%;
  font-size: 15px;
  line-height: 1.2em;
}

#instagram a:hover .caption {
  opacity: 1;
}