.og-grid {
  list-style: none;
  padding: 20px 0;
  margin: 0 auto;

  width: 100%;
  margin-left: -15px;
}

.og-grid li {
  display: inline-block;
  margin: 0px 13px 30px 18px;
  vertical-align: top;
  width: 21%;
  text-align: left;
}

.og-grid li > a,
.og-grid li > a img {
  border: none;
  outline: none;
  display: block;
  position: relative;
  width: 100%;
  color: #333;
}

.og-grid li.og-expanded > a::after {
  top: auto;
  border: solid transparent;
  content: " ";
  height: 0;
  width: 0;
  position: absolute;
  pointer-events: none;
  border-bottom-color: #fff;
  border-width: 20px;
  left: 50%;
  margin: -79px 0 0 -15px;
}

.og-expander {
  position: absolute;
  background: #fff;
  top: auto;
  left: 0;
  width: 97.5%;

  text-align: left;
  height: 0;
  overflow: hidden;
  margin-top: 10px;
  text-align: justify;
}

.og-expander-inner {
  padding: 40px 40px 20px 40px;
  height: 100%;
}

.og-close {
  position: absolute;
  width: 30px;
  height: 30px;
  top: 20px;
  right: 20px;
  cursor: pointer;
  z-index: 99999;
}

.og-close::before,
.og-close::after {
  content: "";
  position: absolute;
  width: 100%;
  top: 50%;
  height: 1px;
  background: #555;
  -webkit-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  transform: rotate(45deg);
}

.og-close::after {
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

.og-close:hover::before,
.og-close:hover::after {
  background: #111;
}

.og-fullimg,
.og-details {
  width: 30%;
  float: left;

  overflow: hidden;
  position: relative;
}

.og-details {
  width: 70%;
}
.og-details {
  padding: 0 30px 0 40px;
}

.og-fullimg {
  text-align: center;
}

.og-fullimg img {
  display: inline-block;
  max-height: 100%;
  max-width: 100%;
}

.og-details h3 {
  font-size: 28px;
  color: #1d2f7c;
  margin-bottom: 20px;
}

.og-details a {
  font-weight: 700;
  font-size: 16px;
  color: #333;
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 10px 20px;
  border: 3px solid #333;
  display: inline-block;
  margin: 30px 0 0;
  outline: none;
  display: none;
}

.og-details a::before {
  content: "\2192";
  display: inline-block;
  margin-right: 10px;
}

.og-details a:hover {
  border-color: #999;
  color: #999;
}

.og-loading {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ddd;
  box-shadow: 0 0 1px #ccc, 15px 30px 1px #ccc, -15px 30px 1px #ccc;
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -25px 0 0 -25px;
  -webkit-animation: loader 0.5s infinite ease-in-out both;
  -moz-animation: loader 0.5s infinite ease-in-out both;
  animation: loader 0.5s infinite ease-in-out both;
}

@-webkit-keyframes loader {
  0% {
    background: #ddd;
  }
  33% {
    background: #ccc;
    box-shadow: 0 0 1px #ccc, 15px 30px 1px #ccc, -15px 30px 1px #ddd;
  }
  66% {
    background: #ccc;
    box-shadow: 0 0 1px #ccc, 15px 30px 1px #ddd, -15px 30px 1px #ccc;
  }
}

@-moz-keyframes loader {
  0% {
    background: #ddd;
  }
  33% {
    background: #ccc;
    box-shadow: 0 0 1px #ccc, 15px 30px 1px #ccc, -15px 30px 1px #ddd;
  }
  66% {
    background: #ccc;
    box-shadow: 0 0 1px #ccc, 15px 30px 1px #ddd, -15px 30px 1px #ccc;
  }
}

@keyframes loader {
  0% {
    background: #ddd;
  }
  33% {
    background: #ccc;
    box-shadow: 0 0 1px #ccc, 15px 30px 1px #ccc, -15px 30px 1px #ddd;
  }
  66% {
    background: #ccc;
    box-shadow: 0 0 1px #ccc, 15px 30px 1px #ddd, -15px 30px 1px #ccc;
  }
}

@media screen and (max-width: 830px) {
  .og-expander h3 {
    font-size: 20px;
  }
  .og-expander p {
    font-size: 13px;
  }
  .og-expander a {
    font-size: 12px;
  }
}

@media (max-width: 899px) {
  .og-grid li {
    width: 22%;
  }

  .og-grid li.og-expanded > a::after {
    display: none;
  }
}

@media screen and (max-width: 650px) {
  .og-expander-inner {
    padding: 20px 20px 10px 20px;
  }
  .og-fullimg {
    display: none;
  }
  .og-details {
    float: none;
    width: 100%;
    padding-left: 0;
  }
  .og-grid li {
    width: 30%;
  }
}

@media (max-width: 575px) {
  .og-grid li {
    width: 44%;
  }
}