.container{
    background-color: red;
    width: 600px;
    height: 400px;
    position: relative;
}
.stripe{
    background-color: rgb(0, 36, 104);
    width: 100%;
    height: 250px;
    position: absolute;
    top:75px;
}
.circle{
    background-color: white;
    height: 200px;
    width: 200px;
    position: absolute;
    border-radius: 50%;
    top:25px;
    left: 200px;
}