body {
    background-image: url(photo.jpeg);
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}
#container {
    background-color: rgba(207, 188, 158, 0.8);
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    width: 800px;
    height: 850px;
    border-radius: 100px;
    margin: auto;
    margin-top: 50px;
}
form {
    display: flex;
    flex-direction: column;
    margin: 20px;
    padding: 20px;
    font-family: 'PT Sans', sans-serif;
}
h1 {
    font-family: 'East Sea Dokdo', cursive;
    font-size: 45px;
    color: #3C6255;
    align-self: center;
}

input {
    font-family: 'PT Sans', sans-serif;
    padding: 5px;
}
#addTip, #addDiscount {
    background-color: #A6BB8D;
    border: none;
    border-radius: 5px;
    padding: 5px;
    font-family: 'PT Sans', sans-serif;
}
#btn {
    background-color: #dbe0e4;
    padding: 15px;
    border-radius: 5px;
    border: none;
    margin-top: 10px;
    font-family: 'PT Sans', sans-serif;
    font-size: 15px;
}
#tip, #discount {
    font-family: 'PT Sans', sans-serif;
    display: none;
}
#showTotalAmountToPay {
    display: flex;
}
#billSplit, #totalDiscount, #totalTip, #totalAmount {
    font-family: 'PT Sans', sans-serif;
    font-size: 15px;
    background-color: #3C6255;
    color: white;
    margin: 50px;
    padding: 10px;
    border-radius: 5px;
    text-align: center;
}