.PriceButton {
    border: none;
    border-radius: .5em;
    cursor: pointer;
    /*box-shadow: 0 .1em 0 rgba(0, 0, 0, .15);*/
    /*color: aliceblue;*/
    position: relative;
    padding: 0;
    outline: none;

    min-width: 12em;
    min-height: 12em;
    width: 50%;
    color: #2C3E50;
}
.PriceButton:hover {
    background-color: aliceblue;
}

.PriceButton.buy {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}
.PriceButton.sell {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* green */
.PriceButton.green {
    border-bottom: 4px solid #1abc9c;
}
.PriceButton.green:hover {
    /*background-color: #48c9b0;*/
}

/* red */
.PriceButton.red {
    border-bottom: 4px solid #e74c3c;
}
.PriceButton.red:hover {
    /*background-color: #ec7063;*/
}

.PriceButton .action {
    display: block;
    text-transform: uppercase;
    position: absolute;
    top: .5em;
    left: .5em;
    font-size: 2em;
}

.PriceButton .price {
    font-size: 2.5em;
    /*text-shadow: 0 .1em 0 rgba(0, 0, 0, .15);*/
    position: absolute;
    right: .5em;
    bottom: .5em;
}