.main {
    border: 2px solid #000;
    border-radius: 30px 0 0 30px;

    height: 500px;
    background-color: rgb(230, 214, 238);

    padding: 10px 5px;
    margin: 15px;

    overflow: auto;
}

.mini {
    display: inline-block;
    width: 300px;
    height: 210px;
    box-sizing: border-box;

    border: 2px solid #000;
    border-radius: 15px;
    margin: 5px;
    padding: 10px 38px;
    background-color: rgb(222, 204, 158);

    -webkit-box-shadow: -5px -5px 26px 1px rgba(34, 60, 80, 0.24) inset;
-moz-box-shadow: -5px -5px 26px 1px rgba(34, 60, 80, 0.24) inset;
box-shadow: -5px -5px 26px 1px rgba(34, 60, 80, 0.24) inset;
}