  .abs {
          position: absolute;
          font-size: 14px;
          padding: 4px;
          right: 10%;
          bottom: 10px;
          height: 30px;
          width: 70px;
          border-radius: 10px;
          background: seagreen;
          border: none;
        }
      </style>
      <core-layout></core-layout>
      <div core-flex>
        <core-layout></core-layout>
        <div>Hi I'm some content</div>
        <div core-flex>
          <core-layout vertical></core-layout>
          <div>