.hex {
    position: relative;
    list-style-type: none;
    float: left;
    overflow: hidden;
    visibility: hidden;
    outline:1px solid transparent; /* fix for jagged edges in FF on hover transition */
    -webkit-transform: rotate(-60deg) skewY(30deg) translatez(-1px);
        -ms-transform: rotate(-60deg) skewY(30deg) translatez(-1px);
            transform: rotate(-60deg) skewY(30deg) translatez(-1px);
}
.hex * {
    position: absolute;
    visibility: visible;
    outline:0px solid transparent; /* fix for jagged edges in FF on hover transition */
}
.hexIn {
    display:block;
    width: 100%;
    height: 100%;
    text-align: center;
    color: #fff;
    overflow: hidden;
    -webkit-transform: skewY(-30deg) rotate(60deg);
        -ms-transform: skewY(-30deg) rotate(60deg);
            transform: skewY(-30deg) rotate(60deg);
}

/*** HEX CONTENT **********************************************************************/
.hex img {
    left: -100%;
    right: -100%;
    width: auto;
    height: 100%;
    margin: 0 auto;
}

.hex h1, .hex p {
    width: 102%;
    left:-1%; /* prevent line on the right where background doesn't cover image */
    padding: 5%;
    box-sizing:border-box;
    background-color: rgba(0, 128, 128, 0.8);
    font-weight: 300;
    -webkit-transition:  -webkit-transform .2s ease-out, opacity .3s ease-out;
            transition:          transform .2s ease-out, opacity .3s ease-out;
}
.hex h1 {
    bottom: 50%;
    padding-top:50%;
    font-size: 1.5em;
    z-index: 1;
    -webkit-transform:translateY(-100%) translatez(-1px);
        -ms-transform:translateY(-100%) translatez(-1px);
            transform:translateY(-100%) translatez(-1px);
}
.hex h1:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 45%;
    width: 10%;
    text-align: center;
    border-bottom: 1px solid #fff;
}
.hex p {
    top: 50%;
    padding-bottom:50%;
    -webkit-transform:translateY(100%) translatez(-1px);
        -ms-transform:translateY(100%) translatez(-1px);
            transform:translateY(100%) translatez(-1px);
}


/*** HOVER EFFECT  **********************************************************************/
.hexIn:hover h1, .hexIn:focus h1,
.hexIn:hover p, .hexIn:focus p{
    -webkit-transform:translateY(0%) translatez(-1px);
        -ms-transform:translateY(0%) translatez(-1px);
            transform:translateY(0%) translatez(-1px);
}

/*** SPACING AND SIZING *****************************************************************/
@media (min-width:769px) { /* <- 5-4  hexagons per row */
    .hex {
        width: 11.625%; /* = (100-4) / 5 */
        padding-bottom: 13.423%; /* =  width / sin(60deg) */
    }
    .hex:nth-child(15n+9),
    .hex:nth-child(15n+10),
    .hex:nth-child(15n+11),
    .hex:nth-child(15n+12),
    .hex:nth-child(15n+13),
    .hex:nth-child(15n+14),
    .hex:nth-child(15n+15) {
        margin-top: -2.676%;
        margin-bottom: -2.676%;
        -webkit-transform: translateX(50%) rotate(-60deg) skewY(30deg);
            -ms-transform: translateX(50%) rotate(-60deg) skewY(30deg);
                transform: translateX(50%) rotate(-60deg) skewY(30deg);
    }
    .hex:nth-child(15n+9):last-child,
    .hex:nth-child(15n+10):last-child,
    .hex:nth-child(15n+11):last-child,
    .hex:nth-child(15n+12):last-child,
    .hex:nth-child(15n+13):last-child,
    .hex:nth-child(15n+14):last-child,
    .hex:nth-child(15n+15):last-child {
        margin-bottom: 0;
    }
    .hex:nth-child(15n+9) {
        margin-left: 0.5%;
        clear: left;
    }
    .hex:nth-child(15n+16) {
        clear: left;
    }
    .hex:nth-child(15n+2),
    .hex:nth-child(15n+10) {
        margin-left: 1%;
        margin-right: 1%;
    }
    .hex:nth-child(15n+3),
    .hex:nth-child(15n+4),
  .hex:nth-child(15n+5),
    .hex:nth-child(15n+6),
    .hex:nth-child(15n+7),
    .hex:nth-child(15n+11),
    .hex:nth-child(15n+12),
    .hex:nth-child(15n+13),
    .hex:nth-child(15n+14) {
        margin-right: 1%;
    }
}


@media (max-width: 768px) {
    .hex {
        width: 32.666%; /* = (100-2) / 3 */
        padding-bottom: 37.720%; /* =  width / sin(60) */
    }
    .hex:nth-child(5n+4),
    .hex:nth-child(5n+5) {
        margin-top: -8.564%;
        margin-bottom: -8.564%;
        -webkit-transform: translateX(50%) rotate(-60deg) skewY(30deg);
            -ms-transform: translateX(50%) rotate(-60deg) skewY(30deg);
                transform: translateX(50%) rotate(-60deg) skewY(30deg);
    }
    .hex:nth-child(5n+4):last-child,
    .hex:nth-child(5n+5):last-child {
        margin-bottom: 0;
    }
    .hex:nth-child(5n+4) {
        margin-right: 1%;
        margin-left: 0.5%;
    }
    .hex:nth-child(5n+2) {
        margin-left: 1%;
        margin-right: 1%;
    }
    .hex:nth-child(5n+6) {
        clear: left;
    }
}