diff --git a/common/static/sass/_builtin-block-variables.scss b/common/static/sass/_builtin-block-variables.scss
index 22c5c259056e..da6eec96ec26 100644
--- a/common/static/sass/_builtin-block-variables.scss
+++ b/common/static/sass/_builtin-block-variables.scss
@@ -12,7 +12,6 @@
 @import 'cms/static/sass/partials/cms/theme/_variables';
 @import 'cms/static/sass/partials/cms/theme/_variables-v1';
 @import 'bootstrap/scss/variables';
-@import 'vendor/bi-app/bi-app-ltr';
 @import 'edx-pattern-library-shims/base/_variables.scss';
 
 :root {
diff --git a/xmodule/static/css-builtin-blocks/ProblemBlockDisplay.css b/xmodule/static/css-builtin-blocks/ProblemBlockDisplay.css
index aeb9348048ee..cf6269f92617 100644
--- a/xmodule/static/css-builtin-blocks/ProblemBlockDisplay.css
+++ b/xmodule/static/css-builtin-blocks/ProblemBlockDisplay.css
@@ -322,7 +322,7 @@
 .xmodule_display.xmodule_ProblemBlock div.problem .choicegroup input[type="checkbox"],
 .xmodule_display.xmodule_ProblemBlock div.problem .choicetextgroup input[type="checkbox"] {
     margin: calc((var(--baseline, 20px) / 4));
-    margin-right: calc((var(--baseline, 20px) / 2));
+    margin-inline-end: calc((var(--baseline, 20px) / 2));
 }
 
 .xmodule_display.xmodule_ProblemBlock div.problem .choicegroup input:focus + label,
@@ -885,7 +885,7 @@
 
 .xmodule_display.xmodule_ProblemBlock div.problem .choicegroup label {
     padding: calc((var(--baseline, 20px) / 2));
-    padding-left: calc((var(--baseline, 20px) * 2.3));
+    padding-inline-start: calc((var(--baseline, 20px) * 2.3));
     position: relative;
     font-size: var(--base-font-size, 18px);
     line-height: normal;
@@ -894,7 +894,7 @@
 
 .xmodule_display.xmodule_ProblemBlock div.problem .choicegroup input[type="radio"],
 .xmodule_display.xmodule_ProblemBlock div.problem .choicegroup input[type="checkbox"] {
-    left: 0.5625em;
+    inset-inline-start: 0.5625em;
     position: absolute;
     top: 0.43em;
     width: calc(var(--baseline, 20px) * 1.1);