body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  padding: 20px;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
}

.btn {
  display: inline-block;
  margin: 8px 0;
  padding: 8px 16px;
  background-color: #007bff;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.btn.save {
  background-color: #28a745;
}

.btn:hover {
  background-color: #0056b3;
}

.btn.save:hover {
  background-color: #218838;
}

.item {
  position: relative;
  border: 1px solid #ccc;
  padding: 10px;
  margin-bottom: 10px;
  background-color: white;
  cursor: move;
  transition: background-color 0.2s ease;
}

.avatar {
  position: absolute;
  display: flex;
  left: -108px;
  top: 64px;
  transform: translateY(-50%);
  pointer-events: none;
}

.avatar-img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
}

.text-editable {
  flex-grow: 1;
}

.item.dragging {
  background-color: #f0f0f0;
  opacity: 0.7;
}

.item input {
  margin-right: 8px;
  padding: 5px;
  opacity: 0;
  visibility: hidden;
}

.item select {
  margin-right: 8px;
  padding: 5px;
  opacity: 0;
  visibility: hidden;
}

.item button {
  padding: 5px 8px;
  margin-right: 8px;
  background-color: #dc3545;
  color: white;
  border: none;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: background-color 0.3s ease;
}

.item:hover input {
  opacity: 1;
  visibility: visible;
}

.item:hover select {
  opacity: 1;
  visibility: visible;
}

.item:hover button {
  opacity: 1;
  visibility: visible;
}

.item button:hover {
  background-color: #c82333;
}

.item .add-new-btn {
  background-color: #4CAF50;
}

.item .add-new-btn:hover {
  background-color: #45a049;
}

.item .add-new-btn:active {
  background-color: #3e8e41;
}

.id-input {
  width: 100px;
  margin-right: 10px;
  padding: 5px;
}

.text-editable {
  padding: 10px;
  border: 1px solid #ccc;
  min-height: 40px;
  margin-bottom: 10px;
  width: 100%;
  box-sizing: border-box;
  outline: none;
  cursor: text;
}

.text-editable:focus {
  border-color: #007bff;
  background-color: #f0f8ff;
}

.save-status {
  position: fixed;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  font-size: 16px;
  font-weight: bold;
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 5px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  visibility: hidden;
  z-index: 9999;
}

.save-status.saving {
  visibility: visible;
  color: #007bff;
}

.save-status.saved {
  visibility: visible;
  color: #28a745;
}

.save-status.error {
  visibility: visible;
  color: #dc3545;
}

@media screen and (max-width: 768px) {
  .avatar {
    left: -20px;
  }

  .avatar-img {
    width: 40px;
    height: 40px;
  }

  .item {
    align-items: center;
    padding-left: 30px;
  }
}

.playing-item {
  border: 2px solid #007bff;
  background-color: #f0f8ff;
}

#global-stop-btn {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background-color: #dc3545;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  z-index: 1000;
}

#global-stop-btn:hover {
  background-color: #c82333;
}

.loader {
  border: 4px solid #f3f3f3;
  border-top: 4px solid #3498db;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
  display: inline-block;
  margin-left: 10px;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.status-indicator {
  margin-left: 10px;
  font-size: 16px;
  font-weight: bold;
}

#total-duration {
  position: fixed;
  right: 0;
  top: 0;
  margin-top: 20px;
  margin-right: 20px;
}