.portfolio-section {
    padding-bottom:40px;
}

.filter-section {
	padding-top:40px;
}

.filter-container {
    text-align:center;
    padding:20px
}

ul.filter > li > a {
    color:#2c6ba4;
    font-size:20px;
    line-height:40px
}

ul.filter > li > a:hover,ul.filter > li > a:focus {
    text-decoration:none;
    color:#313131;
    outline:none;
}

ul.filter > li.active a {
    color:#111
}

ul.filter > li span {
    color:#aaa;
    font-size:20px;
    display:inline-block;
    margin:0 5px
}

.filter-section .filter-container .filter > li {
    padding:0;
    margin:0
}

.filter-section h1 {
    text-align:center
}

/* the color of the transparent overlay border */
.portfolio-section.port-col figure .overlay-background {
    background-color:#313131;
}

/* portfolio images */
.portfolio-section figure {
    float:left;
    width:100%;
    position:relative
}

.portfolio-section figure img {
    width:100%;
    height:auto
}

/* project title under image */
.portfolio-section .article-title {
    text-align:center;
    float:left;
    width:100%;
    font-size:18px;
    line-height:24px;
    padding:10px 0 10px 0;
	background: #fff;
	margin-bottom: 10px;
}

.portfolio-section .article-title a {
    color:#aaa
}

/* transparent overlay */
.portfolio-section figure:hover .overlay {
    opacity:1;
    visibility:visible
}

.portfolio-section figure:hover .overlay-background {
    opacity:.8;
    visibility:visible
}

.portfolio-section figure .overlay-background {
    z-index:1;
    -webkit-transition:all .2s ease-in-out;
    -moz-transition:all .2s ease-in-out;
    -o-transition:all .2s ease-in-out;
    transition:all .2s ease-in-out;
    position:absolute;
    top:0;
    left:0;
    opacity:0;
    visibility:hidden;
    width:100%;
    height:100%
}

/* Carre arrondi au centre */
.portfolio-section figure .overlay-background .inner {
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    top:0;
    margin:0;
    background-color:#2c6ba4;
	border-radius:0;
}

.portfolio-section figure .overlay {
    z-index:2;
    transition:all .2s ease-in-out;
    position:absolute;
    top:0;
    left:0;
    opacity:0;
    visibility:hidden;
    width:100%;
    height:100%
}

.portfolio-section figure .inner-overlay {
    display:table;
    width:100%;
    height:100%
}

.portfolio-section figure .inner-overlay-content {
    display:table-cell;
    vertical-align:middle;
    width:100%;
    padding:20px 40px
}

.portfolio-section figure .inner-overlay-content.with-icons {
    text-align:center
}

/* icons inside overlay */
.portfolio-section figure .inner-overlay-content.with-icons a {
    width:40px;
    height:40px;
    line-height:42px;
    display:inline-block;
    margin:0 10px;
    text-decoration:none;
    font-size:20px;
	background: #313131;
    color:#aaa;
    border-radius: 50%;
}

.portfolio-section figure .inner-overlay-content.with-icons a:hover {
    color:#fff;
	-webkit-transition:color .2s ease-in-out;
    -moz-transition:color .2s ease-in-out;
    -ms-transition:color .2s ease-in-out;
    -o-transition:color .2s ease-in-out;
    transition: color .2s ease-in-out
}

/* skew image on hover */ 
.isotopeSelector img {
    -webkit-transition:all .4s ease;
    -moz-transition:all .4s ease;
    -ms-transition:all .4s ease;
    -o-transition:all .4s ease;
    transition:all .4s ease
}

.isotopeSelector:hover img {
    -moz-transform:scale(1.5) rotate(2deg);
    -webkit-transform:scale(1.5) rotate(2deg);
    -o-transform:scale(1.5) rotate(2deg);
    -ms-transform:scale(1.5) rotate(2deg);
    transform:scale(1.5) rotate(2deg);
    -webkit-transition:all .6s ease;
    -moz-transition:all .6s ease;
    -ms-transition:all .6s ease;
    -o-transition:all .6s ease;
    transition:all .6s ease
}

.isotopeSelector figure {
    overflow:hidden
}

.isotopeSelector figure {
    box-shadow:0 0 2px rgba(0,0,0,0.2)
}