h1, h2, h3, h4, h5 {
    padding-top: 50px;
    margin-top: -50px;
}
p {
    padding-top: 50px;
    margin-top: -50px;
}
tr.rotate > th {
    height: 150px;
    vertical-align: middle;
    text-align: center;
}
tr.rotate > th > div {
    transform:rotate(90deg);
}
tr.rotate > th > div > span {
    
}

.flipcard {
    background-color: transparent;
    width: 300px;
    height: 200px;
    border: 1px solid #f1f1f1;
    perspective: 1000px;
}
.flipcard-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.8s;
    transform-style: preserve-3d;
}
.flipcard:hover, .flipcard-inner {
    transform: rotateY(180deg);
}
.flipcard-front, .flipcard-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
.flipcard-front {
    background-color: lightgray;
}
.flipcard-back {
    background-color: lightgray;
    transform: rotateY(180deg);
}