.cont {
    text-align: center;
}
.page-head {
    padding: 60px 0;
    text-align: center;
}

.page-head .lead {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.4;
    margin-bottom: 50px;
    margin-top: 0;
}

.page-head h1 {
    font-size: 42px;
    margin: 0 0 20px;
    color: #FFF;
    position: relative;
    display: inline-block;
}

.page-head h1 .version {
    bottom: 0;
    color: #ddd;
    font-size: 11px;
    font-style: italic;
    position: absolute;
    width: 58px;
    right: -58px;
}

.demo-gallery > ul {
    margin-bottom: 0;
    padding-left: 15px;
}

.demo-gallery > ul > li {
    margin-bottom: 15px;
    width: 180px;
    display: inline-block;
    margin-right: 15px;
    list-style: outside none none;
}

.demo-gallery > ul > li a {
    border: 3px solid #FFF;
    border-radius: 3px;
    display: block;
    overflow: hidden;
    position: relative;
    float: left;
}

.demo-gallery > ul > li a > img {
    -webkit-transition: -webkit-transform 0.15s ease 0s;
    -moz-transition: -moz-transform 0.15s ease 0s;
    -o-transition: -o-transform 0.15s ease 0s;
    transition: transform 0.15s ease 0s;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
    height: 100%;
    width: 100%;
}

.demo-gallery > ul > li a:hover > img {
    -webkit-transform: scale3d(1.1, 1.1, 1.1);
    transform: scale3d(1.1, 1.1, 1.1);
}

.demo-gallery > ul > li a:hover .demo-gallery-poster > img {
    opacity: 1;
}

.demo-gallery > ul > li a .demo-gallery-poster {
    background-color: rgba(0, 0, 0, 0.1);
    bottom: 0;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    -webkit-transition: background-color 0.15s ease 0s;
    -o-transition: background-color 0.15s ease 0s;
    transition: background-color 0.15s ease 0s;
}

.demo-gallery > ul > li a .demo-gallery-poster > img {
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    opacity: 0;
    position: absolute;
    top: 50%;
    -webkit-transition: opacity 0.3s ease 0s;
    -o-transition: opacity 0.3s ease 0s;
    transition: opacity 0.3s ease 0s;
}

.demo-gallery > ul > li a:hover .demo-gallery-poster {
    background-color: rgba(0, 0, 0, 0.5);
}

.demo-gallery .justified-gallery > a > img {
    -webkit-transition: -webkit-transform 0.15s ease 0s;
    -moz-transition: -moz-transform 0.15s ease 0s;
    -o-transition: -o-transform 0.15s ease 0s;
    transition: transform 0.15s ease 0s;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
    height: 100%;
    width: 100%;
}

.demo-gallery .justified-gallery > a:hover > img {
    -webkit-transform: scale3d(1.1, 1.1, 1.1);
    transform: scale3d(1.1, 1.1, 1.1);
}

.demo-gallery .justified-gallery > a:hover .demo-gallery-poster > img {
    opacity: 1;
}

.demo-gallery .justified-gallery > a .demo-gallery-poster {
    background-color: rgba(0, 0, 0, 0.1);
    bottom: 0;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    -webkit-transition: background-color 0.15s ease 0s;
    -o-transition: background-color 0.15s ease 0s;
    transition: background-color 0.15s ease 0s;
}

.demo-gallery .justified-gallery > a .demo-gallery-poster > img {
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    opacity: 0;
    position: absolute;
    top: 50%;
    -webkit-transition: opacity 0.3s ease 0s;
    -o-transition: opacity 0.3s ease 0s;
    transition: opacity 0.3s ease 0s;
}

.demo-gallery .justified-gallery > a:hover .demo-gallery-poster {
    background-color: rgba(0, 0, 0, 0.5);
}

.demo-gallery .video .demo-gallery-poster img {
    height: 48px;
    margin-left: -24px;
    margin-top: -24px;
    opacity: 0.8;
    width: 48px;
}

.demo-gallery.dark > ul > li a {
    border: 3px solid #04070a;
}