body {
  font-family: monospace;
  margin: 0;
  padding: 20px;
  background-color: #f4f7f9;
  color: #333;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
}
.container {
  width: 90%;
  max-width: 1200px;
  background-color: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  animation: fadeIn 0.5s ease-in-out;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
h1,
h2 {
  color: #1a202c;
  text-align: center;
  margin-bottom: 30px;
}
.upload-section {
  text-align: center;
  margin-bottom: 40px;
  border: 2px dashed #d1d8e0;
  padding: 30px;
  border-radius: 8px;
  background-color: #f9fafb;
  transition: background-color 0.3s;
}
.upload-section:hover {
  background-color: #f1f5f8;
}
.upload-section label {
  cursor: pointer;
  color: #4a5568;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.upload-section input[type="file"] {
  display: none;
}
#fileName {
  margin-top: 15px;
  font-style: italic;
  color: #718096;
}
.transaction-list {
  margin-top: 20px;
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  animation: slideInUp 0.5s ease-in-out;
}
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
th,
td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
  white-space: nowrap;
}
th {
  background-color: #edf2f7;
  font-weight: 600;
  color: #4a5568;
}
.action-button {
  background-color: #4299e1;
  color: white;
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s;
}
.action-button:hover {
  background-color: #3182ce;
}
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.6);
  padding-top: 50px;
}
.modal-content {
  background-color: #fefefe;
  margin: 2% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 90%;
  max-width: 450px; /* Optimal width for a receipt */
  border-radius: 8px;
  position: relative;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  animation: slideDown 0.4s ease-out;
}
@keyframes slideDown {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}
.close-button {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
}
.close-button:hover,
.close-button:focus {
  color: black;
  text-decoration: none;
}
#receipt-container {
  padding: 10px;
  border: 1px solid #ddd;
  background-color: #fff;
  font-family: monospace;
  font-size: 14px;
}
.receipt-actions {
  text-align: right;
  margin-top: 20px;
}
.receipt-actions button {
  margin-left: 10px;
  padding: 10px 20px;
  border-radius: 5px;
  border: none;
  cursor: pointer;
  font-weight: 500;
}
.print-button {
  background-color: #68d391;
  color: white;
}
.print-button:hover {
  background-color: #48bb78;
}
.download-button {
  background-color: #63b3ed;
  color: white;
}
.download-button:hover {
  background-color: #4299e1;
}