message: removed redundant css
diff: @@ -215,13 +215,12 @@ mdl-simple-tooltip div {
  color: black !important;
  }
  -.mdl-button[disabled][disabled] mdl-icon, .mdl-button.mdl-button--disabled.mdl-button--disabled mdl-icon {
  +.mdl-button[disabled] mdl-icon, .mdl-button.mdl-button--disabled mdl-icon {
  color: rgba(0,0,0,.26) !important;
  cursor: default;
  background-color: transparent;
  }
  -
  .card-popover {
  top: 0;
  right: 50px;
  