.grid {
  border: 1px solid #333;
}

/* clear fix */
.grid:after {
  content: '';
  display: block;
  clear: both;
}

/* ---- .hpportfolio-item ---- */

.hpportfolio-item {
  position: relative;
}

.hpportfolio-item > * {
  border:1px solid #aaa;
  margin-top:30px;
}