fix(tabs): fix positioning absolute/fixed elements inside md-tab-content

closes #4613

Author: rschmukler

src/components/tabs/tabs.scss

@@ -185,7 +185,6 @@ md-tab-content {
   left: 0;
   right: 0;
   bottom: 0;
-  transform: translateX(0);
   transition: transform $swift-ease-in-out-duration $swift-ease-in-out-timing-function;
   overflow: auto;
   &.md-no-scroll {