[contenteditable] {
  outline: 0px solid transparent;
}


.tools {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #f5f5f5;
  padding: 10px;
  border-radius: 12px;
  flex-wrap: wrap;
  font-family: sans-serif;
}
.tools input { padding:0; border:0; }
/* Vùng chứa các nút căn lề */
.global-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  background: white;
  padding: 8px 12px;
  border-radius: 12px;
}

/* Các label chứa các input điều chỉnh */
.global-controls label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  white-space: nowrap;
}

/* Nút chọn màu và range input */
.global-controls input[type="color"],
.global-controls input[type="range"] {
  cursor: pointer;
}

/* Các nút căn lề */
.global-controls button[data-align] {
  background: transparent;
  border: none;
  padding: 6px;
  border-radius: 6px;
  cursor: pointer;
  color: #666;
  transition: background 0.2s ease;
}

.global-controls button[data-align]:hover,
.global-controls button[data-align].active {
  background: #ffefef;
  color: #e74c3c;
}

/* Nút Reset All */
#resetAllBtn {
  background: #ff6b6b;
  border: none;
  padding: 6px 12px;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.2s ease;
}
#resetAllBtn:hover {
  background: #e74c3c;
}

/* Text input + dropdown */
.sample-text-dropdown {
  display: flex;
  align-items: center;
  border: 0px solid #ccc;
  border-radius: 12px; 
  background-color: white;
  width: 100%;
  max-width: 450px;
}

.sample-text-dropdown input {
  flex: 1;
  border: none;
  padding: 8px 12px;
  font-size: 15px;
  outline: none;
  background-color: transparent;
  white-space: nowrap;
  overflow-x: auto;
}

.sample-text-dropdown input::placeholder {
  color: #aaa;
}

.dropdown-button {
  background-color: white;
  border: none;
  border-left: 1px solid #ccc;
  padding: 5px 12px;
  cursor: pointer;
  font-size: 18px;
  color: #555;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 14px;
  border-radius: 12px;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.dropdown-button:hover {
  background-color: #fff;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 10;
  background: white;
  border: 1px solid #ccc;
  border-radius: 8px;
  margin-top: 4px;
  list-style: none;
  padding: 0;
  width: 100%;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  display: none;
  overflow: hidden;
}

.dropdown-menu li {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 15px;
}

.dropdown-menu li:hover {
  background-color: #f5f5f5;
}


/* Nút chuyển chế độ xem */
#toggleView {
  background: white;
  border: none;
  padding: 8px;
  border-radius: 8px;
  cursor: pointer;
  color: #555;
  transition: background 0.2s ease;
}
#toggleView:hover {
  background-color: #ddd;
}

.dropdown-button .arrow {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #333;
    transition: transform 0.3s ease;
}

.dropdown-button.open .arrow {
    transform: rotate(180deg);
}


.dropdown-menu li {
    padding: 8px 12px;
    cursor: pointer;
}

.dropdown-menu li:hover {
    background-color: #eee;
}





.view-toggle {
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}