.flex_row, .C_main {
  display: flex;
  flex-flow: row nowrap;
}

.flex_col, .C_tab_content {
  display: flex;
  flex-flow: column nowrap;
}

.fill {
  width: 100%;
  height: 100%;
}

.C_main {
  width: 100%;
}

.C_tab_content {
  gap: 1.5rem;
}

.C_tab_button {
  flex: 1;
  padding: 0.8rem 0.5rem;
  cursor: pointer;
  background-color: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--color_text_secondary);
  font-weight: 600;
  text-align: center;
  transition: all 0.2s ease;
}
.C_tab_button:active {
  color: var(--color_primary);
}
.C_tab_button.C_tab_active {
  color: var(--color_primary);
  border-bottom-color: var(--color_primary);
}