.columns-container {

    height: 100%;

}
.column-blocks-container {
    width: 100%;
    height: auto;
    min-height: 150px;
}

.column-item {
    height: 100%;
    float: left;
    width: 100%;
}

/*.column-block-item {
    margin: 2px;
    padding: 7px;

}*/