.md-header__button.md-logo { display: none !important; }
.md-sidebar__logo { display: none !important; }

/* Make header and tabs background match body background and remove shadow */
.md-header, .md-tabs {
  background-color: var(--md-default-bg-color) !important;
  color: var(--md-default-fg-color) !important;
  box-shadow: none !important;
}

/* Ensure links/buttons in header also adapt to the body text color */
.md-header__button, .md-header__title, .md-tabs__link {
  color: var(--md-default-fg-color) !important;
}