.box {
    height: 50px;
    width: 150px;
    border: 1px solid black;
    margin: 10px;
    padding: 10px;
    font-weight: bold;
}

.box1 {
    background-color: black;
    color: white;
}

.box2 {
    position: relative;
    left: 30px;
}

.box3 {
    background-color: black;
    color: white;
    position: relative;
    left: 60px;
}

.box4 {
    position: relative;
    left: 90px;
}

.box5 {
    background-color: black;
    color: white;
    position: relative;
    left: 120px;
}

.box6 {
    position: relative;
    left: 150px;
}