tailwind

                                    trertretrt

                                    	.card-black {
		@apply card bg-black border-gray-400 text-gray-500;
	}
	.card-blue {
		@apply card bg-blue-200 border-blue-400 text-blue-700;
	}
	.card-gray {
		@apply card bg-gray-200 border-gray-400 text-gray-700;
	}
	.card-green {
		@apply card bg-green-200 border-green-400 text-green-700;
	}
	.card-indigo {
		@apply card bg-indigo-200 border-indigo-400 text-indigo-700;
	}
	.card-orange {
		@apply card bg-orange-200 border-orange-400 text-orange-700;
	}
	.card-pink {
		@apply card bg-pink-200 border-pink-400 text-pink-700;
	}
	.card-purple {
		@apply card bg-purple-200 border-purple-400 text-purple-700;
	}
	.card-red {
		@apply card bg-red-200 border-red-400 text-red-700;
	}
	.card-teal {
		@apply card bg-teal-200 border-teal-400 text-teal-700;
	}
	.card-transparent {
		@apply card  bg-transparent  border-gray-400 text-gray-600;
	}
	.card-white {
		@apply card bg-white border-gray-400 text-gray-700;
	}
	.card-yellow {
		@apply card bg-yellow-200 border-yellow-400 text-yellow-700;
	}

                                    It's an css framework which is used in Apple, Tesla etc

                                    <div class="w-full flex items-center justify-between block p-6 space-x-6">
  <div class="flex-1 truncate">
    <div class="flex items-center space-x-3">
      <h3 class="text-gray-900 text-sm font-medium truncate">Jane Cooper</h3>
      <span class="text-teal-600 bg-tbg-fixedbackground-position: fixed;bg-localbg-scrollbg-clip-borderbg-clip-paddingbg-clip-contentbg-clip-textbg-transparentbg-currentbg-blackbg-whitebg-gray-50">Admin</span>
    </div>
    <p class="mt-1 text-gray-500 text-sm truncate">Regional Paradigm Technician</p>
  </div>
  <img class="w-10 h-10 bg-gray-300 rounded-full flex-shrink-0" src="https://images.unsplash.com/photo-1494790108377-be9c29b29330?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=facearea&facepad=4&w=256&h=256&q=60" alt="">
</div>
<div class="border-t border-gray-200">
  <div class="-mt-px flex">
    <div class="w-0 flex-1 flex border-r border-gray-200">
      <a href="#" class="relative -mr-px w-0 flex-1 inline-flex items-center justify-center py-4 text-sm text-gray-700 font-medium border border-transparent rounded-bl-lg hover:text-gray-500 focus:outline-none focus:shadow-outline-blue focus:border-blue-300 focus:z-10 transition ease-in-out duration-150">
        <svg class="w-5 h-5 text-gray-400" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor">
          <path d="M2.003 5.884L10 9.882l7.997-3.998A2 2 0 0016 4H4a2 2 0 00-1.997 1.884z" />
          <path d="M18 8.118l-8 4-8-4V14a2 2 0 002 2h12a2 2 0 002-2V8.118z" />
        </svg>
        <span class="ml-3">Email</span>
      </a>
    </div>
  </div>
</div>

                                    <link href="https://unpkg.com/tailwindcss@^1.0/dist/tailwind.min.css" rel="stylesheet">