.container {
    height: 500px;
    border: 1px solid black;
    border-radius: 10px;
    background-color: lightblue;
}
.item {
    font-size: 16pt;
    border: 1px dotted gray;
    /*margin: 5px 10px;
    padding: 10px;*/
    border-radius: 5px;
}