css
.my-ai-excel-container {
    max-width: 100%;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    border: 1px solid #e0e0e0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border-radius: 8px;
    font-family: Arial, sans-serif;
    color: #333;
}

.my-ai-excel-container h2 {
    text-align: center;
    color: #0073aa;
    margin-bottom: 20px;
    font-size: 1.8em;
}

#my-ai-excel-input {
    width: calc(100% - 22px); /* Adjust for padding and border */
    min-height: 150px;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1em;
    box-sizing: border-box; /* Include padding and border in the element's total width and height */
    resize: vertical;
}

#my-ai-excel-process-button {
    display: block;
    width: 100%;
    padding: 12px 20px;
    background-color: #0073aa;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 1.1em;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-bottom: 20px;
}

#my-ai-excel-process-button:hover {
    background-color: #005177;
}

#my-ai-excel-loading {
    text-align: center;
    padding: 10px;
    font-size: 1.1em;
    color: #555;
    background-color: #f0f0f0;
    border-radius: 5px;
    margin-bottom: 15px;
}

#my-ai-excel-error {
    text-align: center;
    padding: 10px;
    font-size: 1.1em;
    background-color: #ffe0e0;
    border: 1px solid #ff9999;
    border-radius: 5px;
    margin-bottom: 15px;
}

#my-ai-excel-output-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    background-color: #fff;
}

#my-ai-excel-output-table th,
#my-ai-excel-output-table td {
    border: 1px solid #ccc;
    padding: 10px 15px;
    text-align: left;
    font-size: 0.95em;
    vertical-align: top;
}

#my-ai-excel-output-table th {
    background-color: #f2f2f2; /* Light grey background for headers */
    font-weight: bold;
    color: #333;
    white-space: nowrap; /* Prevent headers from wrapping too early */
}

#my-ai-excel-output-table tr:nth-child(even) {
    background-color: #f9f9f9;
}

#my-ai-excel-output-table tr:hover {
    background-color: #f1f1f1;
}

.my-ai-excel-additional-content {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px dashed #e0e0e0;
    font-size: 0.95em;
    line-height: 1.6;
    color: #555;
}

/* Admin styles for API test status */
#my-ai-excel-api-test-status {
    font-weight: bold;
}
#my-ai-excel-api-test-status.success {
    color: green;
}
#my-ai-excel-api-test-status.error {
    color: red;
}
#my-ai-excel-api-test-status.loading {
    color: #0073aa;
}