gitea/web_src/css/modules/navbar.css

#navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-nav-bg);
  border-bottom: 1px solid var(--color-secondary);
  margin: 0 !important;
  padding: 0 10px;
}

#navbar,
#navbar .navbar-left,
#navbar .navbar-right {
  min-height: 49px; /* +1px border-bottom */
}

#navbar .navbar-left,
#navbar .navbar-right {
  margin: 0;
  display: flex;
  align-items: center;
}

#navbar-logo {
  margin: 0;
}

#navbar .item {
  min-height: 36px;
  min-width: 36px;
  padding-top: 3px;
  padding-bottom: 3px;
  display: flex;
}

#navbar > .menu > .item {
  color: var(--color-nav-text);
}

#navbar .dropdown .item {
  justify-content: stretch;
}

#navbar a.item:hover,
#navbar button.item:hover {
  background: var(--color-nav-hover-bg);
}

#navbar .secondary.menu > .item > .svg,
#navbar .right.menu > .item > .svg {
  margin-right: 0;
}

@media (max-width: 767.98px) {
  #navbar {
    align-items: stretch;
  }
  /* hide all items */
  #navbar .item {
    display: none;
  }
  #navbar #navbar-logo {
    display: flex;
  }
  /* show the first navbar item (logo and its mobile right items) */
  #navbar .navbar-left {
    flex: 1;
    display: flex;
    justify-content: space-between;
  }
  #navbar .navbar-mobile-right {
    display: flex;
    margin-left: auto !important;
    width: auto !important;
  }
  #navbar .navbar-mobile-right > .item {
    display: flex;
    width: auto !important;
  }
  /* show items if the navbar is open */
  #navbar.navbar-menu-open {
    padding-bottom: 8px;
  }
  #navbar.navbar-menu-open,
  #navbar.navbar-menu-open .navbar-right {
    flex-direction: column;
  }
  #navbar.navbar-menu-open .navbar-left {
    display: flex;
    flex-wrap: wrap;
  }
  #navbar.navbar-menu-open .item {
    display: flex;
    width: 100%;
    margin: 0;
  }
  #navbar.navbar-menu-open .navbar-left #navbar-logo {
    justify-content: flex-start;
    width: auto;
  }
  #navbar.navbar-menu-open .navbar-left .navbar-mobile-right {
    justify-content: flex-end;
    width: 50%;
    min-height: 48px;
  }
  #navbar #mobile-notifications-icon {
    margin-right: 6px !important;
  }
}

#navbar a.item .notification_count {
  color: var(--color-nav-bg);
  padding: 0 3.75px;
  font-size: 12px;
  line-height: 12px;
  font-weight: var(--font-weight-bold);
}

#navbar a.item:hover .notification_count,
#navbar a.item:hover .header-stopwatch-dot {
  border-color: var(--color-nav-hover-bg);
}

#navbar a.item .notification_count,
#navbar a.item .header-stopwatch-dot {
  background: var(--color-primary);
  border: 2px solid var(--color-nav-bg);
  position: absolute;
  left: 6px;
  top: -9px;
  min-width: 17px;
  height: 17px;
  border-radius: 11px; /* (height + 2 * borderThickness) / 2 */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1; /* prevent menu button background from overlaying icon */
}