.tt-grid {
    position: relative;
    margin: auto;
    padding: 0;
    max-width: 960px;
    list-style: none;
    text-align: center;
    font-size: 0px;
}

.tt-grid:before,
.tt-grid:after {
    display: table;
    content: ' ';
}

.tt-grid:after {
    clear: both;
}

.tt-grid li {
    position: relative;
    display: inline-block;
    margin: 10px;
    width: 300px;
    height: 225px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    vertical-align: top;
}

.tt-grid li a,
.tt-grid li a img {
    display: block;
    margin: 0 auto;
    border: none;
}

.tt-grid li a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.tt-grid li a:nth-child(2) {
    z-index: 1;
    visibility: hidden;
}

/* Navigation */
.tt-grid-wrapper nav {
    text-align: center;
    margin-top: 1em;
}

.tt-grid-wrapper nav a {
    display: inline-block;
    margin: 0 8px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    opacity: 0.7;
    -webkit-transition: all 0.2s;
    transition: all 0.2s;
}

.touch .tt-grid-wrapper nav a {
    width: 30px;
    height: 30px;
}

.tt-grid-wrapper nav a:hover {
    opacity: 1;
}

.tt-grid-wrapper nav a.tt-current {
    opacity: 1;
    box-shadow: 0 0 0 5px rgba(255,255,255,0.4);
}

.tt-grid.tt-effect-active li a {
    pointer-events: none;
}

/* Individual grid effects */

/* Fall down / scale up */
.tt-effect-fall.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: fallDown 0.6s forwards;
    animation: fallDown 0.6s forwards;
}

.tt-effect-fall.tt-effect-active li a:nth-child(2),
.tt-effect-fall.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: scaleUpFadeIn 0.6s forwards;
    animation: scaleUpFadeIn 0.6s forwards;
}

/* Slide and reveal */
.tt-effect-slide.tt-effect-active li:not(.tt-empty) a:first-child {
    z-index: 100;
    overflow: hidden;
    margin: 0;
    -webkit-animation: slideOut 0.5s forwards;
    animation: slideOut 0.5s forwards;
}

.tt-effect-slide.tt-effect-active a:nth-child(2) {
    visibility: visible;
}

.tt-effect-slide.tt-effect-active li:not(.tt-empty) a:only-child {
    -webkit-animation: fadeOut 0.5s forwards;
    animation: fadeOut 0.5s forwards;
}

.tt-effect-slide.tt-effect-active li.tt-empty a {
    -webkit-animation: fadeIn 0.5s forwards;
    animation: fadeIn 0.5s forwards;
}

/* Fall and rotate */
.tt-effect-fallrotate.tt-effect-active li:not(.tt-empty) a:first-child {
    z-index: 10;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
    -webkit-animation: fallRotate 0.6s ease-in forwards;
    animation: fallRotate 0.6s ease-in forwards;
}

.tt-effect-fallrotate.tt-effect-active li a:nth-child(2),
.tt-effect-fallrotate.tt-effect-active li.tt-empty a {
    visibility: visible;
}

.tt-effect-fallrotate.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: fadeIn 0.6s forwards;
    animation: fadeIn 0.6s forwards;
}

.tt-effect-fallrotate li:nth-child(4) { z-index: 1; } /* order for correct overlapping */
.tt-effect-fallrotate li:nth-child(5) { z-index: 2; }
.tt-effect-fallrotate li:nth-child(6) { z-index: 3; }
.tt-effect-fallrotate li:first-child { z-index: 4; }
.tt-effect-fallrotate li:nth-child(2) { z-index: 5; }
.tt-effect-fallrotate li:nth-child(3) { z-index: 6; }

/* Scale and rotate */
.tt-effect-scalerotate.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: scaleRotateOut 0.6s forwards;
    animation: scaleRotateOut 0.6s forwards;
}

.tt-effect-scalerotate.tt-effect-active li a:nth-child(2),
.tt-effect-scalerotate.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: scaleRotateIn 0.6s forwards;
    animation: scaleRotateIn 0.6s forwards;
}

.tt-effect-scalerotate.tt-effect-active li:not(.tt-empty) a:only-child {
    -webkit-animation: fadeOut 0.6s forwards;
    animation: fadeOut 0.6s forwards;
}

.tt-effect-scalerotate li:nth-child(-n+3) { z-index: 2; } /* order for correct overlapping */
.tt-effect-scalerotate li:nth-last-child(-n+3) { z-index: 1; }

/* Stack back 3D */
.tt-effect-stackback li {
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.tt-effect-stackback li a {
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.tt-effect-stackback.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: moveLeft 0.8s forwards;
    animation: moveLeft 0.8s forwards;
}

.tt-effect-stackback.tt-effect-active li a:nth-child(2),
.tt-effect-stackback.tt-effect-active li.tt-empty a {
    z-index: -1;
    -webkit-animation: popUp 0.8s ease-in forwards;
    animation: popUp 0.8s ease-in forwards;
}

.tt-effect-stackback.tt-effect-active li:not(.tt-empty) a:only-child {
    -webkit-animation: fadeOut 0.8s forwards;
    animation: fadeOut 0.8s forwards;
}

.tt-effect-stackback.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: fadeIn 0.8s forwards;
    animation: fadeIn 0.8s forwards;
}

/* 3d flip */
.tt-effect-3dflip li {
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.tt-effect-3dflip li a {
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.tt-effect-3dflip.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-transform-origin: 0% 50%;
    transform-origin: 0% 50%;
    -webkit-animation: rotateOutLeft 0.6s forwards;
    animation: rotateOutLeft 0.6s forwards;
}

.tt-effect-3dflip.tt-effect-active li a:nth-child(2),
.tt-effect-3dflip.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-transform-origin: 100% 50%;
    transform-origin: 100% 50%;
    -webkit-animation: rotateInRight 0.6s ease-in forwards;
    animation: rotateInRight 0.6s ease-in forwards;
}

/* Bring back */
/* From https://github.com/hakimel/kontext by Hakim El Hattab, http://hakim.se */
.tt-effect-bringback li {
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.tt-effect-bringback li a {
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.tt-effect-bringback.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: hideLeft 0.8s forwards;
    animation: hideLeft 0.8s forwards;
}

.tt-effect-bringback.tt-effect-active li a:nth-child(2) {
    z-index: -1;
    -webkit-animation: showRight 0.8s forwards;
    animation: showRight 0.8s forwards;
}

.tt-effect-bringback.tt-effect-active li:not(.tt-empty) a:only-child {
    -webkit-animation: fadeOut 0.8s forwards;
    animation: fadeOut 0.8s forwards;
}

.tt-effect-bringback.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: fadeIn 0.8s forwards;
    animation: fadeIn 0.8s forwards;
}

/* Superscale */
.tt-effect-superscale.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: scaleDown 0.6s ease-in-out forwards;
    animation: scaleDown 0.6s ease-in-out forwards;
}

.tt-effect-superscale.tt-effect-active li a:nth-child(2),
.tt-effect-superscale.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: scaleIn 0.6s ease-in-out forwards;
    animation: scaleIn 0.6s ease-in-out forwards;
}

/* Center flip */
.tt-effect-flip li {
    -webkit-perspective: 1500px;
    perspective: 1500px;
}

.tt-effect-flip li a {
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.tt-effect-flip.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: flipOut 0.8s ease-in forwards;
    animation: flipOut 0.8s ease-in forwards;
}

.tt-effect-flip.tt-effect-active li a:nth-child(2),
.tt-effect-flip.tt-effect-active li.tt-empty a {
    opacity: 0;
    -webkit-animation: flipIn 0.8s ease-in forwards;
    animation: flipIn 0.8s ease-in forwards;
}

/* Front row */
.tt-effect-frontrow li {
    overflow: hidden;
}

.tt-effect-frontrow.tt-effect-active li:not(.tt-empty) a:first-child {
    -webkit-animation: moveToBack 0.8s forwards;
    animation: moveToBack 0.8s forwards;
}

.tt-effect-frontrow.tt-effect-active li a:nth-child(2),
.tt-effect-frontrow.tt-effect-active li.tt-empty a {
    -webkit-animation: moveToFront 0.8s forwards;
    animation: moveToFront 0.8s forwards;
}

.tt-effect-frontrow.tt-effect-active li.tt-empty a {
    opacity: 0;
}

.tt-effect-frontrow.tt-effect-active li:not(.tt-empty) a:only-child {
    -webkit-animation: fadeOut 0.5s forwards;
    animation: fadeOut 0.5s forwards;
}

/* Animation delays */
.tt-grid-wrapper .tt-effect-delay.tt-effect-active li:nth-child(2) a {
    -webkit-animation-delay: 0.1s;
    animation-delay: 0.1s;
}

.tt-grid-wrapper .tt-effect-delay.tt-effect-active li:nth-child(3) a {
    -webkit-animation-delay: 0.2s;
    animation-delay: 0.2s;
}

.tt-grid-wrapper .tt-effect-delay.tt-effect-active li:nth-child(4) a {
    -webkit-animation-delay: 0.3s;
    animation-delay: 0.3s;
}

.tt-grid-wrapper .tt-effect-delay.tt-effect-active li:nth-child(5) a {
    -webkit-animation-delay: 0.4s;
    animation-delay: 0.4s;
}

.tt-grid-wrapper .tt-effect-delay.tt-effect-active li:nth-child(6) a {
    -webkit-animation-delay: 0.5s;
    animation-delay: 0.5s;
}

/* Reverse delays */
.tt-grid-wrapper .tt-effect-delay-reversed.tt-effect-active li:nth-child(5) a {
    -webkit-animation-delay: 0.1s;
    animation-delay: 0.1s;
}

.tt-grid-wrapper .tt-effect-delay-reversed.tt-effect-active li:nth-child(4) a {
    -webkit-animation-delay: 0.2s;
    animation-delay: 0.2s;
}

.tt-grid-wrapper .tt-effect-delay-reversed.tt-effect-active li:nth-child(3) a {
    -webkit-animation-delay: 0.3s;
    animation-delay: 0.3s;
}

.tt-grid-wrapper .tt-effect-delay-reversed.tt-effect-active li:nth-child(2) a {
    -webkit-animation-delay: 0.4s;
    animation-delay: 0.4s;
}

.tt-grid-wrapper .tt-effect-delay-reversed.tt-effect-active li:nth-child(1) a {
    -webkit-animation-delay: 0.5s;
    animation-delay: 0.5s;
}

/* Animations */
@-webkit-keyframes fallDown {
    to { opacity: 0; -webkit-transform: translateY(70%); }
}

@keyframes fallDown {
    to { opacity: 0; transform: translateY(70%); }
}

@-webkit-keyframes scaleUpFadeIn {
    from { opacity: 0; -webkit-transform: scale(0.8); }
    to { visibility: visible; opacity: 1; -webkit-transform: scale(1); }
}

@keyframes scaleUpFadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { visibility: visible; opacity: 1; transform: scale(1); }
}

@-webkit-keyframes slideOut {
    from { width: 100%; }
    to { width: 0%; }
}

@keyframes slideOut {
    from { width: 100%; }
    to { width: 0%; }
}

@-webkit-keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@-webkit-keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@-webkit-keyframes fallRotate {
    0% { -webkit-transform: translateY(0%) rotate(0deg); -webkit-animation-timing-function: ease-in;}
    40% { -webkit-transform: translateY(0%) rotate(20deg); -webkit-animation-timing-function: ease-out;}
    60% { -webkit-transform: translateY(0%) rotate(15deg); opacity: 1;}
    100% { -webkit-transform: translateY(150%) rotate(17deg); opacity: 0; }
}

@keyframes fallRotate {
    0% { transform: translateY(0%) rotate(0deg); animation-timing-function: ease-in;}
    40% { transform: translateY(0%) rotate(20deg); animation-timing-function: ease-out;}
    60% { transform: translateY(0%) rotate(15deg); opacity: 1;}
    100% { transform: translateY(150%) rotate(17deg); opacity: 0; }
}

@-webkit-keyframes scaleRotateOut {
    100% { opacity: 0; -webkit-transform: scale(0); }
}

@keyframes scaleRotateOut {
    100% { opacity: 0; transform: scale(0); }
}

@-webkit-keyframes scaleRotateIn {
    0% { opacity: 0; -webkit-transform: translateX(50%) translateY(100%) rotate(25deg); }
    100% { visibility: visible; opacity: 1; -webkit-transform: translateX(0%) translateY(0%) rotate(0deg); }
}

@keyframes scaleRotateIn {
    0% { opacity: 0; transform: translateX(50%) translateY(100%) rotate(25deg); }
    100% { visibility: visible; opacity: 1; transform: translateX(0%) translateY(0%) rotate(0deg); }
}

@-webkit-keyframes moveLeft {
    50% { opacity: 1; -webkit-transform: translateX(-100%) rotateY(35deg) rotateX(10deg); }
    100% { opacity: 1; -webkit-transform: translateX(0%) rotateY(0deg) rotateX(0deg); }
}

@keyframes moveLeft {
    50% { opacity: 1; transform: translateX(-100%) rotateY(35deg) rotateX(10deg); }
    100% { opacity: 1; transform: translateX(0%) rotateY(0deg) rotateX(0deg); }
}

@-webkit-keyframes popUp {
    0% { -webkit-transform: translateZ(-200px); }
    50% { z-index: -1; }
    51% { z-index: 1; }
    70% { z-index: 1; visibility: visible; -webkit-transform: translateZ(50px); -webkit-animation-timing-function: ease-out; }
    100% { z-index: 1; visibility: visible; -webkit-transform: translateZ(0px); }
}

@keyframes popUp {
    0% { transform: translateZ(-200px); }
    50% { z-index: -1; }
    51% { z-index: 1; }
    70% { z-index: 1; visibility: visible; transform: translateZ(50px); animation-timing-function: ease-out; }
    100% { z-index: 1; visibility: visible; transform: translateZ(0px); }
}

@-webkit-keyframes rotateOutLeft {
    100% { opacity: 0; -webkit-transform: rotateY(90deg); }
}

@keyframes rotateOutLeft {
    100% { opacity: 0; transform: rotateY(90deg); }
}

@-webkit-keyframes rotateInRight {
    0% { opacity: 0; -webkit-transform: rotateY(-90deg); }
    100% { visibility: visible; opacity: 1; -webkit-transform: rotateY(0deg); }
}

@keyframes rotateInRight {
    0% { opacity: 0; transform: rotateY(-90deg); }
    100% { visibility: visible; opacity: 1; transform: rotateY(0deg); }
}

@-webkit-keyframes hideLeft {
    0% { -webkit-transform: translateZ(0px); }
    40% { -webkit-transform: translate(-40%, 0) scale(0.8) rotateY(20deg); }
    100% { opacity: 1; -webkit-transform: translateZ(-400px); }
}

@keyframes hideLeft {
    0% { transform: translateZ(0px); }
    40% { transform: translate(-40%, 0) scale(0.8) rotateY(20deg); }
    100% { transform: translateZ(-400px); }
}

@-webkit-keyframes showRight {
    0% { -webkit-transform: translateZ(-400px); }
    40% {  z-index: -1; -webkit-transform: translate(40%, 0) scale(0.8) rotateY(-20deg); }
    41% {  z-index: 1; }
    100% { z-index: 1; visibility: visible; -webkit-transform: translateZ(0px); }
}

@keyframes showRight {
    0% { transform: translateZ(-400px); }
    40% {  z-index: -1; transform: translate(40%, 0) scale(0.8) rotateY(-20deg); }
    41% {  z-index: 1; }
    100% { z-index: 1; visibility: visible; transform: translateZ(0px); }
}

@-webkit-keyframes scaleDown {
    100% { opacity: 0; -webkit-transform: scale(0); }
}

@keyframes scaleDown {
    100% { opacity: 0; transform: scale(0); }
}

@-webkit-keyframes scaleIn {
    0% { opacity: 0; -webkit-transform: scale(1.2); }
    100% { visibility: visible; opacity: 1; -webkit-transform: scale(1); }
}

@keyframes scaleIn {
    0% { opacity: 0; transform: scale(1.2); }
    100% { visibility: visible; opacity: 1; transform: scale(1); }
}

@-webkit-keyframes flipOut {
    50% { opacity: 0; -webkit-transform: rotateY(90deg); }
    100% { opacity: 0; -webkit-transform: rotateY(90deg); }
}

@keyframes flipOut {
    50% { opacity: 0; transform: rotateY(90deg); }
    100% { opacity: 0; transform: rotateY(90deg); }
}

@-webkit-keyframes flipIn {
    0% { opacity: 0; -webkit-transform: rotateY(-90deg); }
    50% { opacity: 0; -webkit-transform: rotateY(-90deg); }
    75% { visibility: visible; opacity: 1; -webkit-transform: rotateY(15deg); -webkit-animation-timing-function: ease-in; }
    100% { visibility: visible; opacity: 1; -webkit-transform: rotateY(0deg); }
}

@keyframes flipIn {
    0% { opacity: 0; transform: rotateY(-90deg); }
    50% { opacity: 0; transform: rotateY(-90deg); }
    75% { visibility: visible; opacity: 1; transform: rotateY(15deg); animation-timing-function: ease-in; }
    100% { visibility: visible; opacity: 1; transform: rotateY(0deg); }
}

@-webkit-keyframes moveToBack {
    100% { -webkit-transform: translateX(-60%) scale(.8); }
}

@keyframes moveToBack {
    100% { transform: translateX(-60%) scale(.8); }
}

@-webkit-keyframes moveToBack {
    100% { -webkit-transform: translateX(-60%) scale(.8); }
}

@-webkit-keyframes moveToFront {
    0% { -webkit-transform: translateX(100%) scale(.8); }
    100% { visibility: visible; opacity: 1; -webkit-transform: translateX(0%) scale(1); }
}

@keyframes moveToFront {
    0% { transform: translateX(100%) scale(.8); }
    100% { visibility: visible; opacity: 1; transform: translateX(0%) scale(1); }
}
.tt-grid-wrapper nav a {
    background: none repeat scroll 0 0 #CCCCCC;
    border-radius: 50%;
    cursor: pointer;
    display: inline-block;
    height: 18px;
    margin: 0 8px;
    opacity: 0.7;
    transition: all 0.2s ease 0s;
    width: 18px;
}
.tt-grid-wrapper nav a.tt-current {
    box-shadow: 0 0 0 5px rgba(255, 255, 255, 0.1);
    opacity: 1;
}