.hovereffect {
  width: 99.5%;
  height: 50%;
  float: left;
  overflow: hidden;
  position: relative;
  text-align: center;
  cursor: pointer;
}

.hovereffect img {
  display: block;
  position: relative;
  -webkit-transition: all 0.4s ease-in;
  transition: all 0.4s ease-in;
}

.hovereffect:hover img {
  filter: url('data:image/svg+xml;charset=utf-8,<svg xmlns="http://www.w3.org/2000/svg"><filter id="filter"><feColorMatrix type="matrix" color-interpolation-filters="sRGB" values="0.2126 0.7152 0.0722 0 0 0.2126 0.7152 0.0722 0 0 0.2126 0.7152 0.0722 0 0 0 0 0 1 0" /><feGaussianBlur stdDeviation="3" /></filter></svg>#filter');
  filter:  #202024 blur(2px);
  -webkit-filter: blur(2px);
  -webkit-transform: all ease 0.5s;
  -ms-transform: all ease 0.5s;
  transform: none;
  background-color: #202024;
  opacity: 0.5
}

.hovereffect .overlay {
  width: 99.5%;
  height: 50%;
  position: absolute;
  overflow: hidden;
  top: 30%;
  left: 0;
}
.hovereffect .overlay a.info {
  -webkit-transform: scale(0.7);
  -ms-transform: scale(0.7);
  transform: scale(0.7);
  -webkit-transition: all 0.4s ease-in;
  transition: all 0.4s ease-in;
  opacity: 0;
  filter: alpha(opacity=0);
  color: white;
  text-transform: uppercase;
  font-weight: bold;
  font-size: 13px;
  display: inline-block;
  text-decoration: none;
  padding: 2px 20px;
  border: 1px solid #fff;
  border-radius: 5px;
  border-color: black;
  background-color: black;
}



.hovereffect a.info:hover {
  box-shadow: 0 0 15px black;
  border-color: black;
  /*#0404FA*/
}



.hovereffect:hover a.info{
  opacity: 1;
  filter: alpha(opacity=100);
  -webkit-transform: scale(1);
  -ms-transform: scale(1);
  transform: scale(1);
}

[data-toggle="collapse"] .fa:before {
  content: "\f139";
}

[data-toggle="collapse"].collapsed .fa:before {
  content: "\f13a";
}