T-249: Adjusting measurements panel styles

Packages/lesiontracker/client/components/lesionTableTimepointHeader/lesionTableTimepointHeader.styl

@@ -2,16 +2,21 @@
 
 .lesionTableTimepointHeader
   flex: 1
-  padding-left: 20px
   justify-content: space-around
 
   div
-    text-align: center
+    border-left: $uiBorderColor $uiBorderThickness solid
+    font-weight: 400
+    padding-left: 12px
+    text-align: left
 
   .timepointName
     color: $textSecondaryColor
+    font-size: 12px
+    line-height: 12px
 
   .timepointDate
-    font-weight: 200
     color: $textPrimaryColor
-    border-left: $uiBorderColor $uiBorderThickness solid
+    font-size: 14px
+    line-height: 20px
+    padding-bottom: 6px