.background {
    height:1000px;
    width:1000px;
    background-color:indianred;
    border-radius:10px
}

.bottom {
    height:100px;
    width:1000px;
    background-color:skyblue;
    border-radius:10px
}

.top {
    height:100px;
    width:1000px;
    background-color:palegoldenrod;
    border-radius:10px
}

.middle {
    height:10px;
    width:1000px;
    background-color:white
}