.flexiContainer {
    position: relative;
    display: table;
    table-layout: fixed;
    margin: 0;
    padding: 0;
    width: 100%;
    box-sizing: border-box;
}

.flexiBlock {
    position: relative;
    display: table-cell;
    vertical-align: top;
    margin: 0;
    padding: 0;
}