*{
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}
.container{
    width: 270px;
    height: 400px;
    background: black;
    padding: 20px;
    margin-top: 10%;
    color: blue;
    margin-left: 40%;
}
.type {
    width: 200px;
    height: 90px;
    padding: 30px;
    border: 1px solid red;
}
.num button{
    width: 62px;
    height: 40px;
    margin-top: 20px;
    border: 1px solid white;
    font-size: 20px;
    font-weight: bolder;
}