/*----------- .portfolio --------------*/
.portfolio {
  list-style: none outside;
  margin: 0;
}
.portfolio li {
 float: left;
height: auto;
width: 230px;
margin: 10px 45px 20px;

}
.magnifier {
  opacity: 1;
  position: relative;
  height: auto;
  display: block;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.magnifier:hover {
  opacity: 0.7;
}
.magnifier:after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  opacity: 0;
  left: 0;
  top: 0;
  background: url('../img/magnifier.png') center center no-repeat #000000;
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all 0.3s ease;
  border-radius: 10px;
}
.magnifier:hover:after {
  opacity: 0.6;
}