*{
    font-family:Verdana, Geneva, Tahoma, sans-serif
}

body{
    background-color:deepskyblue;
}

.container{
    display:flex;
    flex-direction: column;
    width:50vw;
    text-align: center;
    margin: auto;
}

.heading{
    padding:10px;
    margin:1cm;
}

.description{
    padding:10px;
    font-size: large;
}

#bill-amount{
    padding:10px;
    margin: 10px;
    border: 2px solid black;
    border-radius:1rem;
}

#cash-given{
    padding:10px;
    margin: 10px;
    border: 2px solid black;
    border-radius:1rem;
}

#check-button{
    background-color:skyblue;
    border: 2px solid black;
    padding: 10px;
    border-radius: 1rem;
    font-size: large;
    cursor: pointer;
    margin: auto;
    display: block;
}

caption{
    padding:30px;
    margin:1rem;
}

.change-table{
    border: 2px solid black;
    padding:20px;
    margin:1rem;
}

th, td {
    border: 2px solid black;
    width: 2px;
    padding: 0.3rem;
    display: table-cell;
}