.combine-elment-left, .combine-elment-right {
    position: absolute;
    border: 1px solid black;
    width: 40%;
    text-align: center;
    background-color: white;
    display:table;
}
.combine-elment-left {
    left: 0;
    border-left: none;
}
.combine-elment-right {
    right: 0;
    cursor: pointer;
}
.combine-elment-left img, .combine-elment-right img {
    width: 100%;
    height: 100%;
}
.combine-elment-left span, .combine-elment-right span {
    display:table-cell;
    vertical-align:middle
}
.combine-elment-left-guessed .combine-elment-right {
    border: none;
    border-top: 1px solid black;
}