.rund{
    background-color: purple;
    opacity: 0.5;
    border: solid black 1px;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    width: 200px;
    height: 300px;
    box-shadow: 3px 3px indigo, -3px -3px black;
}