/*File: index.html
Author: Katherine Tamayo
Email: katherine_tamayo@student.uml.edu
Date Created: October 30, 2025
Course: COMP 4610 - GUI Programming I
Assignment: HW3 - Interactive Dynamic Multiplication Table
Instructor: Professor Wenjin Zhou
Description: This CSS file contains styles for the interactive dynamic multiplication table web application.
*/

   /* General body styles */
body {
  font-family: "Courier New", Courier, monospace;
  background-color: #fcf5f5;
  margin: 0;
  padding: 20px;
}

/* Container to center content */
.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Header styles */
h1 {
  text-align: center;
  color: #333;
  margin-bottom: 30px;
}

/* Form styles */
.form-container {
  background-color: #fff;
  padding: 20px;
  border-radius: 50px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  max-width: 500px;
  margin: 0 auto 30px auto;
}

/* Input group styles */
.input-group {
  margin-bottom: 15px;
}

/* Label styles */
label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

/* Input field styles */
input[type="number"] {
  width: 100%;
  padding: 8px;
  box-sizing: border-box;
  border: 1px solid #ccc;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3);
  border-radius: 5px;
}
/* Button styles */
button {
  width: 50%;
  padding: 10px;
  background-color: #efbfbf;
  color: black;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  margin: 0 auto;
  display: block;
}

button:hover {
  background-color: #d99b9b;
}

/* Error message styles */
.error-container {
  margin-top: 15px;
  padding: 10px;
  background-color: #ffe6e6;
  border: 1px solid #ffcccc;
  border-radius: 5px;
  color: #cc0000;
  display: none;
}

/* Show error container when there are errors */
.error-container.show {
  display: block;
}

/* Error message text */
.error-container p {
  margin: 5px 0;
  font-size: 14px;
}

/* Table wrapper with scrolling */
.table-wrapper {
  max-width: 100%;
  overflow: auto;
  margin: 20px auto;
  max-height: 600px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  padding: 20px;
}

/* Table styles */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 0;
}

/* Table cell styles */
table th,
table td {
  border: 1px solid #ddd;
  padding: 10px;
  text-align: center;
  min-width: 60px;
}

/* Header cells (first row and first column) */
table th {
  background-color: #efbfbf;
  color: #333;
  font-weight: bold;
  position: sticky;
}

table tr:nth-child(odd) td:nth-child(odd) {
  background-color: #ffffff;
}

table tr:nth-child(odd) td:nth-child(even) {
  background-color: #ffe6e6;
}

/* Switch pattern for even rows */
table tr:nth-child(even) td:nth-child(odd) {
  background-color: #ffe6e6;
}

table tr:nth-child(even) td:nth-child(even) {
  background-color: #ffffff;
}

/* Hover effect on cells */
table td:hover {
  background-color: #ffe6e6;
  transition: background-color 0.2s;
}