#instafeed {
  display: flex;
  flex-flow: row wrap;
}

@media (min-width: 501px) {
  #instafeed {
    margin-right: 20px;
  }
  #instafeed .cell {
    flex-basis: 33.3333333%;
    padding-left: 20px;
    padding-bottom: 20px;
  }
}
@media (max-width: 500px) {
  #instafeed {
    margin-right: 15px;
  }
  #instafeed .cell {
    flex-basis: 50%;
    padding-left: 15px;
    padding-bottom: 15px;
  }
}

#instafeed .cell .inner {
  overflow: hidden;
}

#instafeed .cell img {
  max-width: 100%;
  opacity: 1;
  transition-property: opacity;
  transition: transform 0.3s;
  overflow: hidden;
  /* border-radius: 15px; */
}

@media (hover: hover) {
  #instafeed .cell img:hover {
    opacity: 0.6;
    transform: scale(1.15);
  }
}