Fix issue with layering

dist/components/modal.css

@@ -250,7 +250,7 @@
 .ui.basic.modal {
   background-color: transparent;
   border: none;
-  box-shadow: none;
+  box-shadow: 0px 0px 0px 0px;
   color: #ffffff;
 }
 .ui.basic.modal > .header,

dist/components/sidebar.css

@@ -33,7 +33,7 @@
   border-radius: 0em !important;
   margin: 0em !important;
   overflow-y: auto !important;
-  z-index: 904;
+  z-index: 3;
 }
 
 /*--------------
@@ -92,7 +92,7 @@
   -webkit-transition: -webkit-transform 500ms ease;
           transition: transform 500ms ease;
   will-change: transform;
-  z-index: 903;
+  z-index: 901;
 }
 
 /*--------------
@@ -107,7 +107,7 @@
   -webkit-transition: -webkit-transform 500ms ease;
           transition: transform 500ms ease;
   background: #f7f7f7;
-  z-index: 901;
+  z-index: 2;
 }
 
 /*--------------
@@ -127,7 +127,7 @@
   -webkit-transition: opacity 500ms;
           transition: opacity 500ms;
   will-change: opacity;
-  z-index: 902;
+  z-index: 900;
 }
 
 /*--------------
@@ -226,7 +226,7 @@
 
 /* Set-up */
 .ui.overlay.sidebar {
-  z-index: 904;
+  z-index: 3;
 }
 
 /* Animation */
@@ -290,7 +290,7 @@
 .ui.push.sidebar {
   -webkit-transition: -webkit-transform 500ms ease;
           transition: transform 500ms ease;
-  z-index: 904;
+  z-index: 3;
 }
 .ui.left.push.sidebar {
   -webkit-transform: translate3d(-100%, 0, 0);
@@ -324,7 +324,7 @@
 .ui.uncover.sidebar {
   -webkit-transform: translate3d(0, 0, 0);
           transform: translate3d(0, 0, 0);
-  z-index: 900;
+  z-index: 1;
 }
 
 /* End */
@@ -342,7 +342,7 @@
 
 /* Initial */
 .ui.slide.along.sidebar {
-  z-index: 900;
+  z-index: 1;
 }
 .ui.left.slide.along.sidebar {
   -webkit-transform: translate3d(-50%, 0, 0);
@@ -378,7 +378,7 @@
 
 /* Initial */
 .ui.slide.out.sidebar {
-  z-index: 900;
+  z-index: 1;
 }
 .ui.left.slide.out.sidebar {
   -webkit-transform: translate3d(50%, 0, 0);
@@ -418,7 +418,7 @@
 .ui.scale.down.sidebar {
   -webkit-transition: -webkit-transform 500ms ease;
           transition: transform 500ms ease;
-  z-index: 904;
+  z-index: 3;
 }
 .ui.left.scale.down.sidebar {
   -webkit-transform: translate3d(-100%, 0, 0);

dist/semantic.css

@@ -19607,7 +19607,7 @@ ol.ui.horizontal.list li:before,
 .ui.basic.modal {
   background-color: transparent;
   border: none;
-  box-shadow: none;
+  box-shadow: 0px 0px 0px 0px;
   color: #ffffff;
 }
 
@@ -22941,7 +22941,7 @@ th {
   border-radius: 0em !important;
   margin: 0em !important;
   overflow-y: auto !important;
-  z-index: 904;
+  z-index: 3;
 }
 
 /*--------------
@@ -23004,7 +23004,7 @@ th {
   -webkit-transition: -webkit-transform 500ms ease;
   transition: transform 500ms ease;
   will-change: transform;
-  z-index: 903;
+  z-index: 901;
 }
 
 /*--------------
@@ -23019,7 +23019,7 @@ th {
   -webkit-transition: -webkit-transform 500ms ease;
   transition: transform 500ms ease;
   background: #f7f7f7;
-  z-index: 901;
+  z-index: 2;
 }
 
 /*--------------
@@ -23039,7 +23039,7 @@ th {
   -webkit-transition: opacity 500ms;
   transition: opacity 500ms;
   will-change: opacity;
-  z-index: 902;
+  z-index: 900;
 }
 
 /*--------------
@@ -23136,7 +23136,7 @@ th {
 /* Set-up */
 
 .ui.overlay.sidebar {
-  z-index: 904;
+  z-index: 3;
 }
 
 /* Animation */
@@ -23209,7 +23209,7 @@ th {
 .ui.push.sidebar {
   -webkit-transition: -webkit-transform 500ms ease;
   transition: transform 500ms ease;
-  z-index: 904;
+  z-index: 3;
 }
 
 .ui.left.push.sidebar {
@@ -23248,7 +23248,7 @@ th {
 .ui.uncover.sidebar {
   -webkit-transform: translate3d(0, 0, 0);
   transform: translate3d(0, 0, 0);
-  z-index: 900;
+  z-index: 1;
 }
 
 /* End */
@@ -23267,7 +23267,7 @@ th {
 /* Initial */
 
 .ui.slide.along.sidebar {
-  z-index: 900;
+  z-index: 1;
 }
 
 .ui.left.slide.along.sidebar {
@@ -23309,7 +23309,7 @@ th {
 /* Initial */
 
 .ui.slide.out.sidebar {
-  z-index: 900;
+  z-index: 1;
 }
 
 .ui.left.slide.out.sidebar {
@@ -23355,7 +23355,7 @@ th {
 .ui.scale.down.sidebar {
   -webkit-transition: -webkit-transform 500ms ease;
   transition: transform 500ms ease;
-  z-index: 904;
+  z-index: 3;
 }
 
 .ui.left.scale.down.sidebar {

src/themes/default/modules/sidebar.variables

@@ -13,8 +13,8 @@
 @duration: 500ms;
 @easing: ease;
 
-@bottomLayer: 900;
-@middleLayer: 901;
-@dimmerLayer: 902;
-@fixedLayer: 903;
-@topLayer: 904;
+@bottomLayer: 1;
+@middleLayer: 2;
+@topLayer: 3;
+@dimmerLayer: 900;
+@fixedLayer: 901;