body {
    margin: 0;
    padding: 0;
}

p {
    color: white;
    font-size: 1.5rem;
    display: table-cell;
    vertical-align: middle;
    padding-left: 10px;
    padding-right: 10px;
    text-align: center;
}

.container {
    background-color: #eaeaeaff;
    width: 900px;
    height: 900px;
    position: relative;
    border: 0px;
}

.box, p {
    height: 300px;
    width: 300px;
}

#contained-box {
    background-color: #629460ff;
    position: absolute;
    right: 0px;
}

#absolute-box {
    background-color: #c60f7bff;
    color: white;
    position: absolute;
    left: 300px;
    top: 300px;
}

#fixed-box {
    background-color: #6c5a49ff;
    position: fixed;
    bottom: 300px;
    top: 0px;
}

#separator {
    border: 0px;
    margin: 0px;
    height: 2000px;
    color: white;
}