.main-content {
    padding: 10px 0 30px;
    counter-reset: section;
}

.main-content > section {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    position: relative;
    width: 19.5em;
    height: 130px;
    background: #fff;
    border: 1px dashed grey;
    margin: 5px;
}

.main-content > section:after {
    display: block;
    position: absolute;
    z-index: 100;
    width: 30px;
    height: 30px;
    top: -1px;
    left: -1px;
    line-height: 30px;
    color: #fff;
    text-align: center;
    background: rgba(0,0,0,0.35);
    border-bottom-right-radius: 50%;
    counter-increment: section;
    content: ""counter(section)"";
}

/* social1 */
.social1 {
    font: 2.5em/1.3 Georgia,sans-serif;
    border: 1px solid #555;
    overflow: hidden;
}

.social1 a:first-child,.social1 a:first-child:before {
    content: "\f09a";
    background: #3B5998;
}

.social1 a:nth-child(2),.social1 a:nth-child(2):before {
    content: "\f099";
    background: #00ACED;
}

.social1 a:nth-child(3),.social1 a:nth-child(3):before {
    content: "\f167";
    background: #E62117;
}

.social1 a:nth-child(4),.social1 a:nth-child(4):before {
    content: "\f0e1";
    background: #0177B5;
}

.social1 a:last-child,.social1 a:last-child:before {
    content: "\f0d5";
    background: #DC4E41;
}

.social1 a {
    display: block;
    position: relative;
    width: 1.3em;
    height: 1.3em;
    color: #fff;
    text-align: center;
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social1 a:before {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 100%;
    font-family: fontAwesome;
    color: #fff;
    box-shadow: 0 0 6px #fff inset;
    opacity: .8;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=80);
}

.social1 a:hover {
    -webkit-transform: translateY(-100%);
    transform: translateY(-100%);
}

/* social2 */
.social2 {
    font: 2em/1.6 Georgia,sans-serif;
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.social2 a:first-child:before,.social2 a:first-child:after {
    content: "\f09a";
}

.social2 a:nth-child(2):before,.social2 a:nth-child(2):after {
    content: "\f099";
}

.social2 a:nth-child(3):before,.social2 a:nth-child(3):after {
    content: "\f167";
}

.social2 a:nth-child(4):before,.social2 a:nth-child(4):after {
    content: "\f0e1";
}

.social2 a:last-child:before,.social2 a:last-child:after {
    content: "\f0d5";
}

.social2 a:first-child:before {
    background: #3B5998;
    border-color: #3B5998;
}

.social2 a:nth-child(2):before {
    background: #00ACED;
    border-color: #00ACED;
}

.social2 a:nth-child(3):before {
    background: #E62117;
    border-color: #E62117;
}

.social2 a:nth-child(4):before {
    background: #0177B5;
    border-color: #0177B5;
}

.social2 a:last-child:before {
    background: #DC4E41;
    border-color: #DC4E41;
}

.social2 a:first-child:after {
    color: #3B5998;
    border-color: #3B5998;
}

.social2 a:nth-child(2):after {
    color: #00ACED;
    border-color: #00ACED;
}

.social2 a:nth-child(3):after {
    color: #E62117;
    border-color: #E62117;
}

.social2 a:nth-child(4):after {
    color: #0177B5;
    border-color: #0177B5;
}

.social2 a:last-child:after {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social2 a {
    display: block;
    position: relative;
    width: 1.6em;
    height: 1.6em;
    text-align: center;
    margin-right: 5px;
}

.social2 a:before {
    display: block;
    position: absolute;
    z-index: 2;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: fontAwesome;
    color: #fff;
    box-shadow: 0 0 5px 0 rgba(0,0,0,0.3) inset;
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social2 a:after {
    display: block;
    position: absolute;
    z-index: 1;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: fontAwesome;
    border: 1px solid transparent;
    box-shadow: 0 0 2px 0 currentColor inset;
    -webkit-transform: scale(0);
    transform: scale(0);
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social2 a:hover:before {
    -webkit-transform: scale(0);
    transform: scale(0);
}

.social2 a:hover:after {
    -webkit-transform: scale(1);
    transform: scale(1);
}

/* social3 */
.social3 a:first-child,.social3 a:first-child:before {
    content: "\f09a";
    background: #3B5998;
}

.social3 a:nth-child(2),.social3 a:nth-child(2):before {
    content: "\f099";
    background: #00ACED;
}

.social3 a:nth-child(3),.social3 a:nth-child(3):before {
    content: "\f167";
    background: #E62117;
}

.social3 a:nth-child(4),.social3 a:nth-child(4):before {
    content: "\f0e1";
    background: #0177B5;
}

.social3 a:last-child,.social3 a:last-child:before {
    content: "\f0d5";
    background: #DC4E41;
}

.social3 {
    border: 1px solid #555;
    font: 2.5em/1.3 Georgia,sans-serif;
}

.social3 a {
    display: block;
    position: relative;
    width: 1.3em;
    height: 1.3em;
    color: #fff;
    text-align: center;
    overflow: hidden;
}

.social3 a:before {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    font-family: fontAwesome;
    color: #fff;
    -webkit-transform: scale(3);
    transform: scale(3);
    opacity: 0;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

.social3 a:hover:before {
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
}

/* social4 */
.social4 {
    font: 2em/1 Georgia;
}

.social4 a:first-child,.social4 a:first-child:before,.social4 a:first-child:after {
    background: #3B5998;
    border-bottom-color: #3B5998;
}

.social4 a:nth-child(2),.social4 a:nth-child(2):before,.social4 a:nth-child(2):after {
    background: #00ACED;
    border-bottom-color: #00ACED;
}

.social4 a:nth-child(3),.social4 a:nth-child(3):before,.social4 a:nth-child(3):after {
    background: #E62117;
    border-bottom-color: #E62117;
}

.social4 a:nth-child(4),.social4 a:nth-child(4):before,.social4 a:nth-child(4):after {
    background: #0177B5;
    border-bottom-color: #0177B5;
}

.social4 a:last-child,.social4 a:last-child:before,.social4 a:last-child:after {
    background: #DC4E41;
    border-bottom-color: #DC4E41;
}

.social4 a {
    display: block;
    position: relative;
    width: 1.5em;
    height: 1em;
    text-align: center;
    color: #fff;
    margin-right: 10px;
}

.social4 a:before,.social4 a:after {
    display: block;
    position: absolute;
    content: "";
    width: 100%;
    height: 0;
    bottom: 100%;
    background: transparent !important;
    border-left: .75em solid transparent;
    border-right: .75em solid transparent;
    border-bottom: .5em solid transparent;
    pointer-events: none;
}

.social4 a:after {
    top: calc(100% - 0.5em);
    -webkit-transform: rotateX(180deg);
    transform: rotateX(180deg);
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
}

.social4 a:hover {
    -webkit-animation: rotates 300ms linear;
    animation: rotates 300ms linear;
}

@-webkit-keyframes rotates {
    0%,100% {
        -webkit-transform: rotate(0);
        transform: rotate(0);
    }

    33% {
        -webkit-transform: rotate(-10deg);
        transform: rotate(-10deg);
    }

    66% {
        -webkit-transform: rotate(20deg);
        transform: rotate(20deg);
    }
}

@keyframes rotates {
    0%,100% {
        -webkit-transform: rotate(0);
        transform: rotate(0);
    }

    33% {
        -webkit-transform: rotate(-10deg);
        transform: rotate(-10deg);
    }

    66% {
        -webkit-transform: rotate(20deg);
        transform: rotate(20deg);
    }
}

/* social5 */
.social5 {
    font: 2.5em/1.3 Georgia;
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.social5 a:first-child:before,.social5 a:first-child:after {
    content: "\f09a";
}

.social5 a:nth-child(2):before,.social5 a:nth-child(2):after {
    content: "\f099";
}

.social5 a:nth-child(3):before,.social5 a:nth-child(3):after {
    content: "\f167";
}

.social5 a:nth-child(4):before,.social5 a:nth-child(4):after {
    content: "\f0e1";
}

.social5 a:last-child:before,.social5 a:last-child:after {
    content: "\f0d5";
}

.social5 a:first-child:before {
    background: #3B5998;
    border-color: #3B5998;
}

.social5 a:nth-child(2):before {
    background: #00ACED;
    border-color: #00ACED;
}

.social5 a:nth-child(3):before {
    background: #E62117;
    border-color: #E62117;
}

.social5 a:nth-child(4):before {
    background: #0177B5;
    border-color: #0177B5;
}

.social5 a:last-child:before {
    background: #DC4E41;
    border-color: #DC4E41;
}

.social5 a:first-child:after {
    color: #3B5998;
    border-color: #3B5998;
}

.social5 a:nth-child(2):after {
    color: #00ACED;
    border-color: #00ACED;
}

.social5 a:nth-child(3):after {
    color: #E62117;
    border-color: #E62117;
}

.social5 a:nth-child(4):after {
    color: #0177B5;
    border-color: #0177B5;
}

.social5 a:last-child:after {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social5 a {
    display: block;
    position: relative;
    width: 1.3em;
    height: 1.3em;
    text-align: center;
    color: #fff;
    margin-right: 5px;
}

.social5 a:before,.social5 a:after {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: fontAwesome;
    border-width: 1px;
    border-style: solid;
    opacity: 0;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    -webkit-transition: opacity 600ms ease-in-out;
    transition: opacity 600ms ease-in-out;
}

.social5 a:after {
    background: #f9f9f9;
    opacity: 1;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    -webkit-transform: rotateX(0);
    transform: rotateX(0);
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    -webkit-transition: all 500ms ease-in-out;
    transition: all 500ms ease-in-out;
}

.social5 a:hover:before {
    opacity: 1;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    -webkit-transition: opacity 300ms ease-in-out;
    transition: opacity 300ms ease-in-out;
}

.social5 a:hover:after {
    opacity: 0;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    -webkit-transform: rotateX(270deg);
    transform: rotateX(270deg);
}

/* social6 */
.social6 {
    font: 2em/1 Georgia,sans-serif;
}

.social6 a:first-child,.social6 a:first-child:before,.social6 a:first-child:after {
    color: #3B5998;
    border-color: #3B5998;
}

.social6 a:nth-child(2),.social6 a:nth-child(2):before,.social6 a:nth-child(2):after {
    color: #00ACED;
    border-color: #00ACED;
}

.social6 a:nth-child(3),.social6 a:nth-child(3):before,.social6 a:nth-child(3):after {
    color: #E62117;
    border-color: #E62117;
}

.social6 a:nth-child(4),.social6 a:nth-child(4):before,.social6 a:nth-child(4):after {
    color: #0177B5;
    border-color: #0177B5;
}

.social6 a:last-child,.social6 a:last-child:before,.social6 a:last-child:after {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social6 a:hover,.social6 a:hover:before,.social6 a:hover:after {
    color: #fff;
}

.social6 a:hover:first-child,.social6 a:hover:first-child:before,.social6 a:hover:first-child:after {
    background: #3B5998;
}

.social6 a:hover:nth-child(2),.social6 a:hover:nth-child(2):before,.social6 a:hover:nth-child(2):after {
    background: #00ACED;
}

.social6 a:hover:nth-child(3),.social6 a:hover:nth-child(3):before,.social6 a:hover:nth-child(3):after {
    background: #E62117;
}

.social6 a:hover:nth-child(4),.social6 a:hover:nth-child(4):before,.social6 a:hover:nth-child(4):after {
    background: #0177B5;
}

.social6 a:hover:last-child,.social6 a:hover:last-child:before,.social6 a:hover:last-child:after {
    background: #DC4E41;
}

.social6 a {
    display: block;
    position: relative;
    z-index: 0;
    width: 1.5em;
    height: 1em;
    text-align: center;
    color: #000;
    border-left: 1px solid #000;
    border-right: 1px solid #000;
    margin-right: 10px;
}

.social6 a:before,.social6 a:after {
    display: block;
    position: absolute;
    z-index: -1;
    content: "";
    width: calc(100% + 4px);
    height: calc(100% - 4px);
    top: 2px;
    left: -2px;
    border-left: 1px solid #000;
    border-right: 1px solid #000;
    -webkit-transform: rotate(60deg);
    transform: rotate(60deg);
}

.social6 a:after {
    -webkit-transform: rotate(-60deg);
    transform: rotate(-60deg);
}

/* social7 */
.social7 {
    font: 2.5em/1.3 Georgia;
}

.social7 a:first-child {
    color: #3B5998;
    border-color: #3B5998;
}

.social7 a:nth-child(2) {
    color: #00ACED;
    border-color: #00ACED;
}

.social7 a:nth-child(3) {
    color: #E62117;
    border-color: #E62117;
}

.social7 a:nth-child(4) {
    color: #0177B5;
    border-color: #0177B5;
}

.social7 a:last-child {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social7 a:hover:first-child:before {
    background: #3B5998;
}

.social7 a:hover:nth-child(2):before {
    background: #00ACED;
}

.social7 a:hover:nth-child(3):before {
    background: #E62117;
}

.social7 a:hover:nth-child(4):before {
    background: #0177B5;
}

.social7 a:hover:last-child:before {
    background: #DC4E41;
}

.social7 a {
    display: block;
    position: relative;
    z-index: 0;
    width: 1.3em;
    height: 1.3em;
    text-align: center;
    background: #fff;
    border: 1px solid #fff;
    margin-right: 5px;
    -webkit-transition: all 150ms ease-in-out 200ms;
    transition: all 150ms ease-in-out 200ms;
}

.social7 a:before {
    display: block;
    position: absolute;
    z-index: -1;
    content: "";
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    -webkit-transform: scaleY(0);
    transform: scaleY(0);
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    -webkit-transition: all 300ms ease-in-out;
    transition: all 300ms ease-in-out;
}

.social7 a:hover {
    color: #fff;
}

.social7 a:hover:before {
    -webkit-transform: scaleY(1);
    transform: scaleY(1);
}

/* social8 */
.social8 {
    font: 2em/1.6 Georgia;
    -webkit-perspective: 1000px;
    perspective: 1000px;
}

.social8 a:first-child:before,.social8 a:first-child:after {
    content: "\f09a";
}

.social8 a:nth-child(2):before,.social8 a:nth-child(2):after {
    content: "\f099";
}

.social8 a:nth-child(3):before,.social8 a:nth-child(3):after {
    content: "\f167";
}

.social8 a:nth-child(4):before,.social8 a:nth-child(4):after {
    content: "\f0e1";
}

.social8 a:last-child:before,.social8 a:last-child:after {
    content: "\f0d5";
}

.social8 a:first-child:before {
    background: #3B5998;
    border-color: #3B5998;
}

.social8 a:nth-child(2):before {
    background: #00ACED;
    border-color: #00ACED;
}

.social8 a:nth-child(3):before {
    background: #E62117;
    border-color: #E62117;
}

.social8 a:nth-child(4):before {
    background: #0177B5;
    border-color: #0177B5;
}

.social8 a:last-child:before {
    background: #DC4E41;
    border-color: #DC4E41;
}

.social8 a:first-child:after {
    color: #3B5998;
    border-color: #3B5998;
}

.social8 a:nth-child(2):after {
    color: #00ACED;
    border-color: #00ACED;
}

.social8 a:nth-child(3):after {
    color: #E62117;
    border-color: #E62117;
}

.social8 a:nth-child(4):after {
    color: #0177B5;
    border-color: #0177B5;
}

.social8 a:last-child:after {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social8 a {
    display: block;
    position: relative;
    width: 1.6em;
    height: 1.6em;
    text-align: center;
    margin-right: 5px;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social8 a:before {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: fontAwesome;
    color: #fff;
    border-radius: 50%;
    box-shadow: 0 0 6px #fff inset;
}

.social8 a:after {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: fontAwesome;
    border: 1px solid transparent;
    border-radius: 50%;
    -webkit-transform: rotateY(180deg);
    transform: rotateY(180deg);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.social8 a:hover {
    -webkit-transform: rotateY(180deg);
    transform: rotateY(180deg);
}

.social8 a:hover:before {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* social9 */
.social9 {
    font: 2em/1.6 Georgia,sans-sarif;
    -webkit-perspective: 5000px;
    perspective: 5000px;
}

.social9 a:first-child:before,.social9 a:first-child:after {
    content: "\f09a";
}

.social9 a:nth-child(2):before,.social9 a:nth-child(2):after {
    content: "\f099";
}

.social9 a:nth-child(3):before,.social9 a:nth-child(3):after {
    content: "\f167";
}

.social9 a:nth-child(4):before,.social9 a:nth-child(4):after {
    content: "\f0e1";
}

.social9 a:last-child:before,.social9 a:last-child:after {
    content: "\f0d5";
}

.social9 a:first-child:before {
    background: #3B5998;
    border-color: #3B5998;
}

.social9 a:nth-child(2):before {
    background: #00ACED;
    border-color: #00ACED;
}

.social9 a:nth-child(3):before {
    background: #E62117;
    border-color: #E62117;
}

.social9 a:nth-child(4):before {
    background: #0177B5;
    border-color: #0177B5;
}

.social9 a:last-child:before {
    background: #DC4E41;
    border-color: #DC4E41;
}

.social9 a:first-child:after {
    color: #3B5998;
    border-color: #3B5998;
}

.social9 a:nth-child(2):after {
    color: #00ACED;
    border-color: #00ACED;
}

.social9 a:nth-child(3):after {
    color: #E62117;
    border-color: #E62117;
}

.social9 a:nth-child(4):after {
    color: #0177B5;
    border-color: #0177B5;
}

.social9 a:last-child:after {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social9 a {
    display: block;
    position: relative;
    width: 1.6em;
    height: 1.6em;
    text-align: center;
    margin-right: 5px;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social9 a:before {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    font-family: fontAwesome;
    color: #fff;
    box-shadow: 0 -3px 5px 0 rgba(0,0,0,0.3) inset;
}

.social9 a:after {
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: -100%;
    left: 0;
    font-family: fontAwesome;
    border: 1px solid transparent;
    -webkit-transform: rotateX(-90deg);
    transform: rotateX(-90deg);
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.social9 a:hover {
    -webkit-transform: rotateX(90deg);
    transform: rotateX(90deg);
}

.social9 a:hover:before {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* social10 */
.social10 {
    font: 2em/1.6 Georgia,sans-serif;
}

.social10 a:first-child {
    color: #3B5998;
    border-color: #3B5998;
}

.social10 a:nth-child(2) {
    color: #00ACED;
    border-color: #00ACED;
}

.social10 a:nth-child(3) {
    color: #E62117;
    border-color: #E62117;
}

.social10 a:nth-child(4) {
    color: #0177B5;
    border-color: #0177B5;
}

.social10 a:last-child {
    color: #DC4E41;
    border-color: #DC4E41;
}

.social10 a:hover:first-child:before {
    background: #3B5998;
}

.social10 a:hover:nth-child(2):before {
    background: #00ACED;
}

.social10 a:hover:nth-child(3):before {
    background: #E62117;
}

.social10 a:hover:nth-child(4):before {
    background: #0177B5;
}

.social10 a:hover:last-child:before {
    background: #DC4E41;
}

.social10 a {
    display: block;
    position: relative;
    z-index: 0;
    width: 1.6em;
    height: 1.6em;
    text-align: center;
    background: #fff;
    border: 1px solid currentColor;
    border-radius: 50%;
    margin-right: 7px;
    -webkit-transition: all 150ms ease-in-out 200ms;
    transition: all 150ms ease-in-out 200ms;
}

.social10 a:before {
    display: block;
    position: absolute;
    z-index: -1;
    content: "";
    width: calc(100% - 2px);
    height: calc(100% - 2px);
    top: 1px;
    left: 1px;
    border-radius: 50%;
    -webkit-transform: scale(0);
    transform: scale(0);
    -webkit-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    -webkit-transition: all 300ms ease-in-out;
    transition: all 300ms ease-in-out;
}

.social10 a:after {
    display: block;
    position: absolute;
    z-index: 1;
    content: "";
    top: -2px;
    right: -2px;
    bottom: -2px;
    left: -2px;
    border: 2px solid transparent;
    border-color: inherit;
    border-radius: 50%;
    -webkit-transform: scale(1);
    transform: scale(1);
    -webkit-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    -webkit-transition: all 0;
    transition: all 0;
}

.social10 a:hover {
    color: #fff;
}

.social10 a:hover:before {
    -webkit-transform: scale(1);
    transform: scale(1);
}

.social10 a:hover:after {
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
    opacity: 0;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    -webkit-transition: all 600ms ease-in-out 300ms;
    transition: all 600ms ease-in-out 300ms;
}

/* social11 */
.social11 {
    font: 2em/1.6 Georgia,sans-serif;
}

.social11 a:first-child {
    background: #3B5998;
}

.social11 a:nth-child(2) {
    background: #00ACED;
}

.social11 a:nth-child(3) {
    background: #E62117;
}

.social11 a:nth-child(4) {
    background: #0177B5;
}

.social11 a:last-child {
    background: #DC4E41;
}

.social11 a {
    display: block;
    position: relative;
    z-index: 0;
    width: 1.5em;
    height: 1.6em;
    text-align: center;
    color: #fff;
    border-radius: .2em .2em 0 .1em;
    box-shadow: .09em .09em 0 0 #666;
    overflow: hidden;
    margin-right: 10px;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

.social11 a:before {
    display: block;
    position: absolute;
    z-index: -1;
    content: "";
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: -webkit-linear-gradient(315deg,rgba(255,255,255,0.1) 10%,rgba(255,255,255,0.3) 30%,rgba(255,255,255,0) 90%);
    background: linear-gradient(135deg,rgba(255,255,255,0.1) 10%,rgba(255,255,255,0.3) 30%,rgba(255,255,255,0) 90%);
    -webkit-transition: all 0;
    transition: all 0;
}

.social11 a:hover {
    box-shadow: 0 0 0 0 #666;
    -webkit-transform: translate(0.09em,0.09em);
    transform: translate(0.09em,0.09em);
}

.social11 a:hover:before {
    top: 100%;
    left: 100%;
    opacity: 0;
    -ms-filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
    -webkit-transition: all 150ms linear;
    transition: all 150ms linear;
}

/* social12 */
.social12 {
    font: 2em/1.6 Georgia,sans-serif;
}

.social12 a:first-child {
    background: #3B5998;
}

.social12 a:nth-child(2) {
    background: #00ACED;
}

.social12 a:nth-child(3) {
    background: #E62117;
}

.social12 a:nth-child(4) {
    background: #0177B5;
}

.social12 a:last-child {
    background: #DC4E41;
}

.social12 a {
    display: block;
    position: relative;
    z-index: 0;
    width: 1.5em;
    height: 1.6em;
    text-align: center;
    color: #fff;
    border-radius: .2em;
    overflow: hidden;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

.social12 a:before {
    display: block;
    position: absolute;
    z-index: -1;
    content: "";
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background: rgba(255,255,255,0.1);
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social12 a:after {
    display: block;
    position: absolute;
    z-index: -1;
    content: "";
    width: 50%;
    height: 100%;
    top: 0;
    left: 50%;
    background: rgba(255,255,255,0.3);
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
}

.social12 a:hover {
    z-index: 100;
    border-radius: 50%;
    -webkit-transform: scale(1.25);
    transform: scale(1.25);
}

.social12 a:hover:before {
    left: -50%;
}

.social12 a:hover:after {
    left: 100%;
}