base layers sidebar increased readability

app/assets/javascripts/leaflet.layers.js

@@ -114,6 +114,7 @@ L.OSM.layers = function(options) {
 
       $('<p>')
         .text(I18n.t('javascripts.map.layers.overlays'))
+        .attr("class", "deemphasize")
         .appendTo(overlaySection);
 
       var list = $('<ul>')

app/assets/stylesheets/common.css.scss

@@ -690,45 +690,56 @@ nav.secondary {
 }
 
 .layers-ui {
-  li {
-    overflow: hidden;
-    border-radius: 3px;
-    border: 3px solid #fff;
-    margin-bottom: 8px;
-    position: relative;
-    transition: border-color 0.08s ease-in;
-  }
-
-  label {
-    position: absolute;
-    top: 12px;
-    left: 10px;
-    cursor: pointer;
-    font-weight: 500;
-    font-size: 16px;
-    text-stroke: 2px #fff;
-    text-shadow:
-     -2px -2px 1px #fff,  
-      2px -2px 1px #fff,
-      -2px 2px 1px #fff,
-       2px 2px 1px #fff;
-  }
-
-  li.active {
-    border-color: darken($green, 10%);
-  }
-
-  li:hover {
-    border-color: $grey;
-    &.active { border-color: darken($green, 20%); }
-  }
-
   .base-layers {
     .leaflet-container {
       width: 100%;
       height: 50px;
       cursor: pointer;
     }
+
+    li  {
+      overflow: hidden;
+      border-radius: 3px;
+      border: 2px solid #fff;
+      margin-bottom: 8px;
+      position: relative;
+      transition: border-color 0.08s ease-in;
+      
+      label {
+        position: absolute;
+        top: 10px;
+        left: 8px;
+        padding: 2px 6px;
+        border-radius: 3px;
+        cursor: pointer;
+        font-weight: 500;
+        font-size: 16px;
+        text-stroke: 2px #fff;
+        background: rgba(255,255,255,.8);
+        text-shadow:
+         -2px -2px 1px #fff,  
+          2px -2px 1px #fff,
+          -2px 2px 1px #fff,
+           2px 2px 1px #fff;
+        input[type="radio"] {
+          vertical-align: middle;
+          margin-bottom: 4px;
+        }
+      }
+
+      &.active { border-color: darken($green, 10%); }
+      &:hover {
+        border-color: $grey;
+        &.active { border-color: darken($green, 20%); }
+      }
+    }
+  }
+
+  .overlay-layers {
+    p {
+      font-size: 13px;
+      margin-bottom: 8px;
+    }
   }
 }
 
@@ -899,19 +910,17 @@ nav.secondary {
 
 a.donate {
   display: block;
-  width: 163px;
-  padding: $lineheight/4;
-  border: 1px solid #AED1A0;
-  background: #cbeea7;
+  padding: $lineheight/4 $lineheight;
+  border: 1px solid $green;
   font-size: $typeheight;
   line-height: 1.4;
   text-align: center;
   border-radius: 2px;
   color: #222;
-  margin: $lineheight/2 auto;
+  margin: $lineheight/2 $lineheight;
 
   &:hover {
-    background: #9ed485;
+    background: $green;
     text-decoration: none;
   }
 }
@@ -1013,10 +1022,8 @@ a.donate {
     padding: $lineheight;
     border-bottom: $keyline;
     cursor: pointer;
-  }
 
-  li.selected {
-    background: #FCFEA4;
+    &.selected { background: lighten($green, 35%); }
   }
 }