Update layout

src/assets/css/global-settings.styl

@@ -103,7 +103,7 @@
 
     label {
         align-self: center;
-        margin-bottom: 0;
+        margin: 0 4px 0;
     }
 
     .bx-setting-control {

src/assets/css/stream-settings.styl

@@ -195,10 +195,10 @@
             width: 100%;
             height: 36px;
             display: block;
-            margin-bottom: 10px;
         }
 
         .bx-shortcut-note {
+            margin-top: 10px;
             font-size: 14px;
         }
 

src/assets/css/web-components.styl

@@ -1,6 +1,7 @@
 .bx-select {
     display: flex;
     align-items: center;
+    flex: 0 1 auto;
 
     select {
         display: none !important;
@@ -46,7 +47,8 @@
         border: none;
         display: inline-flex;
         cursor: pointer;
-        height: 30px;
+        min-height: 30px;
+        font-size: 0.9rem;
         align-items: center;
 
         span {