body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-bottom: 20px;
    max-width: 800px;
    width: 100%;
}

.form-group {
    font-size: 13px;
    padding: 6px;
    border: 1px solid #444;
    border-radius: 4px;
    background: #f8f8f8;
}

label {
    display: block;
    margin-bottom: 5px;
    font-size: 12px;
    text-wrap: balance;
    min-height: 28px;
    max-width: 120px;
}

input {
    width: 108px;
    padding: 5px;
    border: 1px solid #bbb;
    border-radius: 4px;
}

button {
    padding: 10px;
    cursor: pointer;
    margin: 10px;
    height:40px;
}

table {
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: right;
    width: 100px;
}

th {
    background-color: #f2f2f2;
    font-size:75%;
}

#formula {
    display: none;
    width: 776px;
    height: 280px;
    margin: 0 0 20px 0;
    padding: 10px;
}

#notes {
    width: 776px;
    height: 40px;
    margin: 0 0 20px 0;
    padding: 10px;
}

.error {
    color:red;
    padding:10px;
}

/* Media query for mobile devices */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr); /* Switch to 2 column */
    }

    button {
        width:40%;
        height:40px;
        font-size:75%;
    }

}