styles.css

/* Global Reset & Body */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f5f5f5;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 40px 20px;
  min-height: 100vh;
}

/* Container */
.container {
  background: #ffffff;
  width: 400px;
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  text-align: center;
}

/* Headings */
h1 {
  font-size: 1.8rem;
  color: #333;
  margin-bottom: 8px;
}

.subtitle {
  font-size: 0.95rem;
  color: #777;
  margin-bottom: 20px;
}

/* Form */
#itemForm {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: bold;
  font-size: 0.9rem;
  color: #555;
}

.form-group input {
  width: 100%;
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 4px;
}

/* Buttons */
.add-button {
  background-color: #4caf50;
  color: #ffffff;
  padding: 12px 16px;
  font-size: 1rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  width: 100%;
}

.add-button:hover {
  background-color: #45a049;
}

/* Empty Message */
.empty-message {
  margin: 20px 0;
  color: #999;
  font-size: 0.95rem;
  display: none;
}

/* Item List */
.item-list {
  list-style: none;
  padding: 0;
  text-align: left;
}

/* List Items */
.item-list li {
  background: #fafafa;
  padding: 12px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  margin-bottom: 10px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
}

.item-list li span {
  font-size: 0.95rem;
  color: #333;
}

/* Remove Button */
.item-list li button {
  padding: 6px 12px;
  font-size: 0.8rem;
  background-color: #e74c3c;
  color: #ffffff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.3s ease;
}

.item-list li button:hover {
  background-color: #c0392b;
}