nextine/src/layouts/containers/Admin/Sidebar/Sidebar.module.css

Admin Template with NextJS & Mantine UI v7

.navbar {
  top: var(--mantine-header-height);
  left: 0;
  right: 0;
  z-index: 100;
  position: fixed;
  width: rem(80px);
  height: calc(
    100vh - var(--mantine-header-height, 0px) -
      var(--mantine-footer-height, 0px)
  );
  padding: var(--mantine-spacing-md);
  display: flex;
  flex-direction: column;
  padding: 1rem;
  box-sizing: border-box;
  background-color: light-dark(
    var(--mantine-color-white),
    var(--mantine-color-dark-8)
  );
  border-right: rem(1px) solid
    light-dark(var(--mantine-color-gray-3), var(--mantine-color-dark-4));
}

.navbarMain {
  flex: 1;
  margin-top: rem(50px);
}

.link {
  height: rem(50px);
  border-radius: var(--mantine-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: light-dark(var(--mantine-color-gray-7), var(--mantine-color-dark-0));

  &:hover {
    background-color: light-dark(
      var(--mantine-color-gray-0),
      var(--mantine-color-dark-5)
    );
  }

  &[data-active] {
    &,
    &:hover {
      background-color: var(--mantine-color-blue-light);
      color: var(--mantine-color-blue-light-color);
    }
  }
}