html, body {
    height: 100%;
}
body {
    font-size: 14px;
    font-family: Helvetica, Arial, sans-serif;
}
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

.wrapper {
    width: 100%;
    height: 100%;
    display: flex;
}

.colIzq {
    display: flex;
    flex-direction: column;
    background-color: blue;
    min-width: 200px;
}

.colDer {
    flex: 1;
    background-color:aqua;
}