This is a list of animations that use css3. Easily animate an element by adding an .animated class and a .{animation-name} class.

animations.css

//Animations
.animated {
    -webkit-animation-fill-mode: both;
    -moz-animation-fill-mode: both;
    -ms-animation-fill-mode: both;
    -o-animation-fill-mode: both;
    animation-fill-mode: both;
    -webkit-animation-duration: 0.5s;
    -moz-animation-duration: 0.5s;
    -ms-animation-duration: 0.5s;
    -o-animation-duration: 0.5s;
    animation-duration: 0.5s;
}

@-webkit-keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@-moz-keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@-o-keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

.fadeIn {
    -webkit-animation-name: fadeIn;
    -moz-animation-name: fadeIn;
    -o-animation-name: fadeIn;
    animation-name: fadeIn;
}

@-webkit-keyframes fadeInUp {
    0% {
        opacity: 0;
        -webkit-transform: translateY(20px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }
}

@-moz-keyframes fadeInUp {
    0% {
        opacity: 0;
        -moz-transform: translateY(20px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateY(0);
    }
}

@-o-keyframes fadeInUp {
    0% {
        opacity: 0;
        -o-transform: translateY(20px);
    }

    100% {
        opacity: 1;
        -o-transform: translateY(0);
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.fadeInUp {
    -webkit-animation-name: fadeInUp;
    -moz-animation-name: fadeInUp;
    -o-animation-name: fadeInUp;
    animation-name: fadeInUp;
}

@-webkit-keyframes fadeInDown {
    0% {
        opacity: 0;
        -webkit-transform: translateY(-20px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }
}

@-moz-keyframes fadeInDown {
    0% {
        opacity: 0;
        -moz-transform: translateY(-20px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateY(0);
    }
}

@-o-keyframes fadeInDown {
    0% {
        opacity: 0;
        -o-transform: translateY(-20px);
    }

    100% {
        opacity: 1;
        -o-transform: translateY(0);
    }
}

@keyframes fadeInDown {
    0% {
        opacity: 0;
        transform: translateY(-20px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.fadeInDown {
    -webkit-animation-name: fadeInDown;
    -moz-animation-name: fadeInDown;
    -o-animation-name: fadeInDown;
    animation-name: fadeInDown;
}

@-webkit-keyframes fadeInLeft {
    0% {
        opacity: 0;
        -webkit-transform: translateX(-20px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }
}

@-moz-keyframes fadeInLeft {
    0% {
        opacity: 0;
        -moz-transform: translateX(-20px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateX(0);
    }
}

@-o-keyframes fadeInLeft {
    0% {
        opacity: 0;
        -o-transform: translateX(-20px);
    }

    100% {
        opacity: 1;
        -o-transform: translateX(0);
    }
}

@keyframes fadeInLeft {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.fadeInLeft {
    -webkit-animation-name: fadeInLeft;
    -moz-animation-name: fadeInLeft;
    -o-animation-name: fadeInLeft;
    animation-name: fadeInLeft;
}

@-webkit-keyframes fadeInRight {
    0% {
        opacity: 0;
        -webkit-transform: translateX(20px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }
}

@-moz-keyframes fadeInRight {
    0% {
        opacity: 0;
        -moz-transform: translateX(20px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateX(0);
    }
}

@-o-keyframes fadeInRight {
    0% {
        opacity: 0;
        -o-transform: translateX(20px);
    }

    100% {
        opacity: 1;
        -o-transform: translateX(0);
    }
}

@keyframes fadeInRight {
    0% {
        opacity: 0;
        transform: translateX(20px);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.fadeInRight {
    -webkit-animation-name: fadeInRight;
    -moz-animation-name: fadeInRight;
    -o-animation-name: fadeInRight;
    animation-name: fadeInRight;
}

@-webkit-keyframes fadeInUpBig {
    0% {
        opacity: 0;
        -webkit-transform: translateY(2000px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }
}

@-moz-keyframes fadeInUpBig {
    0% {
        opacity: 0;
        -moz-transform: translateY(2000px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateY(0);
    }
}

@-o-keyframes fadeInUpBig {
    0% {
        opacity: 0;
        -o-transform: translateY(2000px);
    }

    100% {
        opacity: 1;
        -o-transform: translateY(0);
    }
}

@keyframes fadeInUpBig {
    0% {
        opacity: 0;
        transform: translateY(2000px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.fadeInUpBig {
    -webkit-animation-name: fadeInUpBig;
    -moz-animation-name: fadeInUpBig;
    -o-animation-name: fadeInUpBig;
    animation-name: fadeInUpBig;
}

@-webkit-keyframes fadeInDownBig {
    0% {
        opacity: 0;
        -webkit-transform: translateY(-2000px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }
}

@-moz-keyframes fadeInDownBig {
    0% {
        opacity: 0;
        -moz-transform: translateY(-2000px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateY(0);
    }
}

@-o-keyframes fadeInDownBig {
    0% {
        opacity: 0;
        -o-transform: translateY(-2000px);
    }

    100% {
        opacity: 1;
        -o-transform: translateY(0);
    }
}

@keyframes fadeInDownBig {
    0% {
        opacity: 0;
        transform: translateY(-2000px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.fadeInDownBig {
    -webkit-animation-name: fadeInDownBig;
    -moz-animation-name: fadeInDownBig;
    -o-animation-name: fadeInDownBig;
    animation-name: fadeInDownBig;
}

@-webkit-keyframes fadeInLeftBig {
    0% {
        opacity: 0;
        -webkit-transform: translateX(-2000px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }
}

@-moz-keyframes fadeInLeftBig {
    0% {
        opacity: 0;
        -moz-transform: translateX(-2000px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateX(0);
    }
}

@-o-keyframes fadeInLeftBig {
    0% {
        opacity: 0;
        -o-transform: translateX(-2000px);
    }

    100% {
        opacity: 1;
        -o-transform: translateX(0);
    }
}

@keyframes fadeInLeftBig {
    0% {
        opacity: 0;
        transform: translateX(-2000px);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.fadeInLeftBig {
    -webkit-animation-name: fadeInLeftBig;
    -moz-animation-name: fadeInLeftBig;
    -o-animation-name: fadeInLeftBig;
    animation-name: fadeInLeftBig;
}

@-webkit-keyframes fadeInRightBig {
    0% {
        opacity: 0;
        -webkit-transform: translateX(2000px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }
}

@-moz-keyframes fadeInRightBig {
    0% {
        opacity: 0;
        -moz-transform: translateX(2000px);
    }

    100% {
        opacity: 1;
        -moz-transform: translateX(0);
    }
}

@-o-keyframes fadeInRightBig {
    0% {
        opacity: 0;
        -o-transform: translateX(2000px);
    }

    100% {
        opacity: 1;
        -o-transform: translateX(0);
    }
}

@keyframes fadeInRightBig {
    0% {
        opacity: 0;
        transform: translateX(2000px);
    }

    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.fadeInRightBig {
    -webkit-animation-name: fadeInRightBig;
    -moz-animation-name: fadeInRightBig;
    -o-animation-name: fadeInRightBig;
    animation-name: fadeInRightBig;
}

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

    100% {
        opacity: 0;
    }
}

@-moz-keyframes fadeOut {
    0% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

@-o-keyframes fadeOut {
    0% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

@keyframes fadeOut {
    0% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

.fadeOut {
    -webkit-animation-name: fadeOut;
    -moz-animation-name: fadeOut;
    -o-animation-name: fadeOut;
    animation-name: fadeOut;
}

@-webkit-keyframes fadeOutUp {
    0% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateY(-20px);
    }
}

@-moz-keyframes fadeOutUp {
    0% {
        opacity: 1;
        -moz-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateY(-20px);
    }
}

@-o-keyframes fadeOutUp {
    0% {
        opacity: 1;
        -o-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateY(-20px);
    }
}

@keyframes fadeOutUp {
    0% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(-20px);
    }
}

.fadeOutUp {
    -webkit-animation-name: fadeOutUp;
    -moz-animation-name: fadeOutUp;
    -o-animation-name: fadeOutUp;
    animation-name: fadeOutUp;
}

@-webkit-keyframes fadeOutDown {
    0% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateY(20px);
    }
}

@-moz-keyframes fadeOutDown {
    0% {
        opacity: 1;
        -moz-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateY(20px);
    }
}

@-o-keyframes fadeOutDown {
    0% {
        opacity: 1;
        -o-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateY(20px);
    }
}

@keyframes fadeOutDown {
    0% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(20px);
    }
}

.fadeOutDown {
    -webkit-animation-name: fadeOutDown;
    -moz-animation-name: fadeOutDown;
    -o-animation-name: fadeOutDown;
    animation-name: fadeOutDown;
}

@-webkit-keyframes fadeOutLeft {
    0% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateX(-20px);
    }
}

@-moz-keyframes fadeOutLeft {
    0% {
        opacity: 1;
        -moz-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateX(-20px);
    }
}

@-o-keyframes fadeOutLeft {
    0% {
        opacity: 1;
        -o-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateX(-20px);
    }
}

@keyframes fadeOutLeft {
    0% {
        opacity: 1;
        transform: translateX(0);
    }

    100% {
        opacity: 0;
        transform: translateX(-20px);
    }
}

.fadeOutLeft {
    -webkit-animation-name: fadeOutLeft;
    -moz-animation-name: fadeOutLeft;
    -o-animation-name: fadeOutLeft;
    animation-name: fadeOutLeft;
}

@-webkit-keyframes fadeOutRight {
    0% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateX(20px);
    }
}

@-moz-keyframes fadeOutRight {
    0% {
        opacity: 1;
        -moz-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateX(20px);
    }
}

@-o-keyframes fadeOutRight {
    0% {
        opacity: 1;
        -o-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateX(20px);
    }
}

@keyframes fadeOutRight {
    0% {
        opacity: 1;
        transform: translateX(0);
    }

    100% {
        opacity: 0;
        transform: translateX(20px);
    }
}

.fadeOutRight {
    -webkit-animation-name: fadeOutRight;
    -moz-animation-name: fadeOutRight;
    -o-animation-name: fadeOutRight;
    animation-name: fadeOutRight;
}

@-webkit-keyframes fadeOutUpBig {
    0% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateY(-2000px);
    }
}

@-moz-keyframes fadeOutUpBig {
    0% {
        opacity: 1;
        -moz-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateY(-2000px);
    }
}

@-o-keyframes fadeOutUpBig {
    0% {
        opacity: 1;
        -o-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateY(-2000px);
    }
}

@keyframes fadeOutUpBig {
    0% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(-2000px);
    }
}

.fadeOutUpBig {
    -webkit-animation-name: fadeOutUpBig;
    -moz-animation-name: fadeOutUpBig;
    -o-animation-name: fadeOutUpBig;
    animation-name: fadeOutUpBig;
}

@-webkit-keyframes fadeOutDownBig {
    0% {
        opacity: 1;
        -webkit-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateY(2000px);
    }
}

@-moz-keyframes fadeOutDownBig {
    0% {
        opacity: 1;
        -moz-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateY(2000px);
    }
}

@-o-keyframes fadeOutDownBig {
    0% {
        opacity: 1;
        -o-transform: translateY(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateY(2000px);
    }
}

@keyframes fadeOutDownBig {
    0% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(2000px);
    }
}

.fadeOutDownBig {
    -webkit-animation-name: fadeOutDownBig;
    -moz-animation-name: fadeOutDownBig;
    -o-animation-name: fadeOutDownBig;
    animation-name: fadeOutDownBig;
}

@-webkit-keyframes fadeOutLeftBig {
    0% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateX(-2000px);
    }
}

@-moz-keyframes fadeOutLeftBig {
    0% {
        opacity: 1;
        -moz-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateX(-2000px);
    }
}

@-o-keyframes fadeOutLeftBig {
    0% {
        opacity: 1;
        -o-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateX(-2000px);
    }
}

@keyframes fadeOutLeftBig {
    0% {
        opacity: 1;
        transform: translateX(0);
    }

    100% {
        opacity: 0;
        transform: translateX(-2000px);
    }
}

.fadeOutLeftBig {
    -webkit-animation-name: fadeOutLeftBig;
    -moz-animation-name: fadeOutLeftBig;
    -o-animation-name: fadeOutLeftBig;
    animation-name: fadeOutLeftBig;
}

@-webkit-keyframes fadeOutRightBig {
    0% {
        opacity: 1;
        -webkit-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -webkit-transform: translateX(2000px);
    }
}

@-moz-keyframes fadeOutRightBig {
    0% {
        opacity: 1;
        -moz-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -moz-transform: translateX(2000px);
    }
}

@-o-keyframes fadeOutRightBig {
    0% {
        opacity: 1;
        -o-transform: translateX(0);
    }

    100% {
        opacity: 0;
        -o-transform: translateX(2000px);
    }
}

@keyframes fadeOutRightBig {
    0% {
        opacity: 1;
        transform: translateX(0);
    }

    100% {
        opacity: 0;
        transform: translateX(2000px);
    }
}

.fadeOutRightBig {
    -webkit-animation-name: fadeOutRightBig;
    -moz-animation-name: fadeOutRightBig;
    -o-animation-name: fadeOutRightBig;
    animation-name: fadeOutRightBig;
}

@-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;
    }
}

.animated.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;
}

@-webkit-keyframes flipInY {
    0% {
        -webkit-transform: perspective(400px) rotateY(90deg);
        opacity: 0;
    }

    40% {
        -webkit-transform: perspective(400px) rotateY(-10deg);
    }

    70% {
        -webkit-transform: perspective(400px) rotateY(10deg);
    }

    100% {
        -webkit-transform: perspective(400px) rotateY(0deg);
        opacity: 1;
    }
}

@-moz-keyframes flipInY {
    0% {
        -moz-transform: perspective(400px) rotateY(90deg);
        opacity: 0;
    }

    40% {
        -moz-transform: perspective(400px) rotateY(-10deg);
    }

    70% {
        -moz-transform: perspective(400px) rotateY(10deg);
    }

    100% {
        -moz-transform: perspective(400px) rotateY(0deg);
        opacity: 1;
    }
}

@-o-keyframes flipInY {
    0% {
        -o-transform: perspective(400px) rotateY(90deg);
        opacity: 0;
    }

    40% {
        -o-transform: perspective(400px) rotateY(-10deg);
    }

    70% {
        -o-transform: perspective(400px) rotateY(10deg);
    }

    100% {
        -o-transform: perspective(400px) rotateY(0deg);
        opacity: 1;
    }
}

@keyframes flipInY {
    0% {
        transform: perspective(400px) rotateY(90deg);
        opacity: 0;
    }

    40% {
        transform: perspective(400px) rotateY(-10deg);
    }

    70% {
        transform: perspective(400px) rotateY(10deg);
    }

    100% {
        transform: perspective(400px) rotateY(0deg);
        opacity: 1;
    }
}

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