html {
    overflow-y: scroll;
}

body {
    font-family: sans-serif;
    margin: 0; padding: 0;
}

#container .item {
    float: left;
    position: relative;
    line-height: 1em;
}
.col {
    float: left;
    padding: 9px;
}

.grid-sizer { width: calc(100% / 3 * 1); }
#container .item { width: calc(100% / 3 * 1); }


@media screen and (max-width: 1224px) {
  /* 10 columns for larger screens */
  .grid-sizer { width: 30.33%; }
  #container .item { width: 28.3%; }
}

@media screen and (max-width: 991px) {
  /* 10 columns for larger screens */
  .grid-sizer { width: 50%; }
  #container .item { width: 50%; }
}
@media screen and (max-width: 720px) {
  /* 10 columns for larger screens */
  .grid-sizer { width: 50%; }
  #container .item { width: 50%; }
}

@media screen and (max-width: 480px) {
  /* 10 columns for larger screens */
  .grid-sizer { width: 100%;margin-bottom: 20px; }
  #container .item { width: 100%; margin-bottom: 20px; }
}

.image{
    max-width: 100%;
    margin: 0;
    display: block;
}

.image:after {
    clear:both;
}

.overlay {
    width: 100%;
    height: 100%;

    position: absolute;
    top: 0;
    left: 0;
    text-decoration: none;
    color: #fff;
}
.overlay:hover{
  color: #fff;
}
.overlay .title {
    text-align: center;
    font-size: 30px;
}

.overlay .description {
    position: absolute;
    bottom: 0;
    left: 0;
    background-color: rgba(0,0,0,0.80);
    width: 95.3%;
    margin: 0;
    padding: 10px;
    margin: 10px 8px;
}

.overlay .description p {
    margin: 20px;
}


.about-img {
  -webkit-transform: scaleX(-1);
  transform: scaleX(-1);
}