body { font-family: Arial, sans-serif; background: whitesmoke; padding: 20px; }

table { border-collapse: collapse; width: 100%; max-width: 900px; margin: auto; background: white; }

input[type=text], input[type=number], textarea, select {
    padding: 6px; border: 1px solid grey; border-radius: 4px; width: 90%;
}