* {
  margin: 0;
  padding: 0;
}

body {
  background-color: #f1f2f3;
}

.container {
  box-sizing: border-box;
  width: 100%;
  max-width: 1560px;
  min-width: 1240px;
  margin: 20px auto;
  color: #333;
}

.container * {
  box-sizing: border-box;
}

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
}

header h1 {
  font-size: 2.2rem;
  margin-bottom: 10px;
}

header p {
  font-size: 1rem;
  opacity: 0.9;
}

.input-section {
  background-color: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  margin-bottom: 25px;
}

.form-group {
  display: inline-block;
  margin-right: 30px;
  margin-bottom: 0;
}

.container label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
}

.container select,
.container input {
  width: 300px;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
  box-sizing: border-box;
}

.buttons {
  display: inline-block;
  vertical-align: bottom;
}

button {
  padding: 10px 30px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s;
}

.btn-copy {
  background-color: #2ecc71;
  color: white;
  margin-right: 10px;
}

.btn-copy:hover {
  background-color: #27ae60;
}

.btn-reset {
  background-color: #e74c3c;
  color: white;
}

.btn-reset:hover {
  background-color: #c0392b;
}

.result-section {
  background-color: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  margin-bottom: 25px;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.result-item {
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
}

.result-item:last-child {
  border-bottom: none;
}

.result-label {
  font-size: 15px;
  margin-bottom: 10px;
  color: #2c3e50;
}

.result-value {
  font-size: 15px;
  font-weight: bold;
  color: #3498db;
}

.info-box {
  background-color: #f9f9f9;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 25px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
}

.info-box p{
  margin-top: 10px;
}

.info-box h2,
.result-section h2{
  font-size: 22px;
  color: #2c3e50;
  margin-bottom: 15px;
}

.info-box h3 {
  color: #3498db;
  margin-top: 15px;
  margin-bottom: 10px;
}

ul {
  padding-left: 20px;
}

li {
  margin-bottom: 8px;
}

.notice {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 10px 20px;
  border-radius: 5px;
  display: none;
  z-index: 1000;
}

.footer {
  text-align: center;
  color: #7f8c8d;
}

.reference-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

.reference-table th,
.reference-table td {
  border: 1px solid #ddd;
  padding: 10px;
  text-align: left;
}

.reference-table th {
  background-color: #3498db;
  color: white;
}

.reference-table tr:nth-child(even) {
  background-color: #f2f2f2;
}


.updated-date {
  font-size: 0.9em;
  color: #7f8c8d;
  text-align: right;
  margin-top: 10px;
}