.container {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.box {
    display: flex;
    width: 200px;
    height: 150px;
    margin: 10px;
    border: solid black 2px;
    text-align: center;
}

.MuiButton-root {
    margin: 10px !important;
}