.portfolio-grid {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  text-align: center;
  width: 100%;
}

.portfolio-grid li {
  display: inline-block;
  margin: 5px 5px 5px 5px;
  vertical-align: top;
    width:212px;
}

.portfolio-grid li > a,
.portfolio-grid li > a img {
    width: 100%;
  border: none;
  outline: none;
  display: block;
  position: relative;
    transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -webkit-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
}

.portfolio-grid li > a img:hover {
    border-radius: 50%;
    z-index: 9999;
}


/******************************************
 Animate.CSS By Dan Eden
******************************************/

.animated{-webkit-animation-duration:1s;-moz-animation-duration:1s;-o-animation-duration:1s;animation-duration:1s;-webkit-animation-fill-mode:both;-moz-animation-fill-mode:both;-o-animation-fill-mode:both;animation-fill-mode:both;}
@-webkit-keyframes flipInX {
    0% {
        -webkit-transform: perspective(400px) rotateX(90deg);
        opacity: 0;
    }
    
    40% {
        -webkit-transform: perspective(400px) rotateX(-10deg);
    }
    
    70% {
        -webkit-transform: perspective(400px) rotateX(10deg);
    }
    
    100% {
        -webkit-transform: perspective(400px) rotateX(0deg);
        opacity: 1;
    }
}
@-moz-keyframes flipInX {
    0% {
        -moz-transform: perspective(400px) rotateX(90deg);
        opacity: 0;
    }
    
    40% {
        -moz-transform: perspective(400px) rotateX(-10deg);
    }
    
    70% {
        -moz-transform: perspective(400px) rotateX(10deg);
    }
    
    100% {
        -moz-transform: perspective(400px) rotateX(0deg);
        opacity: 1;
    }
}
@-o-keyframes flipInX {
    0% {
        -o-transform: perspective(400px) rotateX(90deg);
        opacity: 0;
    }
    
    40% {
        -o-transform: perspective(400px) rotateX(-10deg);
    }
    
    70% {
        -o-transform: perspective(400px) rotateX(10deg);
    }
    
    100% {
        -o-transform: perspective(400px) rotateX(0deg);
        opacity: 1;
    }
}
@keyframes flipInX {
    0% {
        transform: perspective(400px) rotateX(90deg);
        opacity: 0;
    }
    
    40% {
        transform: perspective(400px) rotateX(-10deg);
    }
    
    70% {
        transform: perspective(400px) rotateX(10deg);
    }
    
    100% {
        transform: perspective(400px) rotateX(0deg);
        opacity: 1;
    }
}

.flipInX {
  -webkit-backface-visibility: visible !important;
  -webkit-animation-name: flipInX;
  -moz-backface-visibility: visible !important;
  -moz-animation-name: flipInX;
  -o-backface-visibility: visible !important;
  -o-animation-name: flipInX;
  backface-visibility: visible !important;
  animation-name: flipInX;
}