body {
    background-color: rgb(10, 116, 116);
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    color: rgb(209, 209, 84);
    font-size: xx-large;
}

script {
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-size: xx-large;
}

h2{
    color: aquamarine;
}
body {
    font-family: Arial, sans-serif;
    text-align: center;
    margin-top: 50px;
}
input {
    margin: 5px;
    padding: 5px;
}
#changeDue {
    background-color: lightgray;
}

.card {
    display: inline-block;
    background-color: white;
    color: black;
    padding: 20px;
    margin: 5px;
    font-size: 20px;
    border-radius: 5px;
    width: 100px;
    height: 150px;
}

button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    font-size: 16px;
    cursor: pointer;
    margin: 10px;
}