Removed several shadows and fixed missing icons in Safari 9.1

src/styles/_basicContext.custom.scss

@@ -12,7 +12,6 @@
 	&__item {
 		margin-bottom: 2px;
 		font-size: 14px;
-		text-shadow: $shadowLight;
 
 		&--separator {
 			margin: 4px 0;

src/styles/_content.scss

@@ -146,7 +146,6 @@
 		margin: 0 5px 0 0;
 		width: 8px;
 		height: 8px;
-		filter: drop-shadow(0 1px 3px black(.4));
 	}
 
 	.album img[data-overlay='false'] + .overlay h1,
@@ -185,7 +184,6 @@
 			fill: #fff;
 			width: 16px;
 			height: 16px;
-			filter: drop-shadow($shadowLight);
 		}
 	}
 
@@ -225,7 +223,6 @@
 	left: 50%;
 	padding-top: 20px;
 	color: white(.35);
-	text-shadow: 0 -1px 0 black(.4);
 	text-align: center;
 	transform: translateX(-50%) translateY(-50%);
 
@@ -234,7 +231,6 @@
 		margin: 0 0 10px;
 		width: 50px;
 		height: 50px;
-		filter: drop-shadow(0 -1px 0 black(.4));
 	}
 
 	p {

src/styles/_imageview.scss

@@ -105,7 +105,6 @@
 
 		.iconic {
 			fill: white(.8);
-			filter: drop-shadow(0 1px 0 black(.4));
 		}
 	}
 

src/styles/_message.scss

@@ -26,7 +26,6 @@
 		color: white(.9);
 		font-size: 14px;
 		text-align: left;
-		text-shadow: $shadow;
 		line-height: 20px;
 
 		b {
@@ -56,7 +55,6 @@
 		padding: 13px 0 15px;
 		background: black(.02);
 		color: white(.5);
-		text-shadow: $shadow;
 		border-top: 1px solid black(.2);
 		box-shadow: inset 0 1px 0 white(.02);
 		cursor: default;
@@ -85,7 +83,6 @@
 		width: 100%;
 		background-color: transparent;
 		color: #fff;
-		text-shadow: $shadow;
 		border: none;
 		// Do not use rgba() for border-bottom
 		// to avoid a blurry line in Safari on non-retina screens
@@ -116,7 +113,6 @@
 			color: white(1);
 			font-size: 14px;
 			font-weight: 700;
-			text-shadow: $shadow;
 		}
 
 		label input {
@@ -258,7 +254,6 @@
 		color: #fff;
 		font-size: 16px;
 		font-weight: bold;
-		text-shadow: $shadow;
 		text-align: center;
 	}
 

src/styles/main.scss

@@ -12,8 +12,7 @@
 }
 
 // Properties -------------------------------------------------------------- //
-$shadowLight : 0 -1px 0 black(.1);
-$shadow      : 0 -1px 0 black(.2);
+$shadow: 0 -1px 0 black(.2);
 
 // Colors ------------------------------------------------------------------ //
 $colorBlue : #2293EC;