*
{
    color: rgb(0, 0, 0);
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
}
.contenedor {
    position: relative;
    background: #4a447c;
    height: 200px;
    width: 800px;
    color: white;
}

.caja1 {
    position: relative;
    background: #012340;
    color: white;
    height: 150px;
    left: 75px;
    width: 750px;
    z-index: 1;
}

.caja2 {
    position: absolute;
    background: #025939;
    color: white;
    height: 85px;
    width: 150px;
    left: 50px;
    top: 25px;
    z-index: 1;
}

.caja3 {
    position: absolute;
    background: #027333;
    color: white;
    height: 125px;
    width: 125px;
    right: 100px;
    top: 40px;
    z-index: 2;
}

.caja4 {
    position: absolute;
    background: #03A63C;
    color: white;
    height: 175px;
    width: 175px;
    top: 55px;
    right: 120px;
    z-index: 1;
}

.caja5 {
    position: fixed;
    right: 0px;
    bottom: 0px;
    background: #04D939;
    color: white;
    color: rgb(0, 0, 0);
    width: 100px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #0b8d1c;
    z-index: 3;
}