ition: relative;
      }

      .focused-line {
        @apply(--layout-fit);

        border-bottom: 2px solid var(--paper-input-container-focus-color, --primary-color);

        -webkit-transform-origin: center center;
        transform-origin: center center;
        -webkit-transform: scale3d(0,1,1);
        transform: scale3d(0,1,1);

        @apply(--paper-input-container-underline-focus);
      }

      .underline.is-highlighted .focused-line {
        -webkit-transform: none;
        transform: none;