body,
html {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  background-color: #f0f2f5;
  color: #333;
  overflow: hidden;
}
.toolbar {
  padding: 10px 15px;
  background-color: #fff;
  border-bottom: 1px solid #ddd;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 15px;
  flex-shrink: 0;
  flex-wrap: wrap;
}
.toolbar label {
  font-weight: 600;
}
.toolbar input[type="color"] {
  border: 1px solid #ccc;
  padding: 2px;
  border-radius: 4px;
  cursor: pointer;
  min-width: 40px;
}
.toolbar button {
  padding: 8px 12px;
  border: 1px solid #ccc;
  background-color: #fff;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background-color 0.2s, border-color 0.2s;
}
.toolbar button:hover {
  background-color: #f5f5f5;
  border-color: #bbb;
}
.toolbar button.active {
  background-color: #e7f3ff;
  border-color: #007bff;
  color: #007bff;
}
.toolbar .separator {
  border-left: 1px solid #ddd;
  height: 25px;
  margin: 0 5px;
}
.bi {
  font-size: 1.2rem;
  vertical-align: middle;
  margin-left: 5px;
}
[role="button"],
button {
  cursor: pointer;
}
.clear-btn-isolated {
    position:fixed;
    right: 5%;
}
.loading-spinner {
  border: 4px solid #f3f3f3;
  border-top: 4px solid #3498db;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  animation: spin 1s linear infinite;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -15px;
  margin-left: -15px;
  display: none;
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}