added Night theme, red tones for night reading.

src-content/themes/_night.scss

@@ -0,0 +1,10 @@
+#__stutter.theme-night {
+  --barBG: #000;
+  --barBorder: #f00;
+  --progressColor: #000;
+  --textColor: #f00;
+  --textHighlight: #fff;
+  --buttonColor: #f00;
+  --pausedTextColor: rgba(255, 0, 0, 0.5);
+  --bgScreen: rgba(0, 0, 0, 0.9);
+}

src-content/themes/_themes.scss

@@ -6,3 +6,4 @@
 @import "hacktoberfest";
 @import "solarized";
 @import "nord";
+@import "night";

src-options/index.html

@@ -25,6 +25,7 @@ <h1>Stutter Configuration</h1>
 					<option value="hacktoberfest">Hacktoberfest</option>
 					<option value="solarized">Solarized</option>
 					<option value="nord">Nord</option>
+					<option value="night">Night</option>
 				</select>
 			</label>
 
@@ -75,7 +76,7 @@ <h1>Stutter Configuration</h1>
 			</label>
 
 			<p class="keybind-label">Keybindings</p>
-			<p>To change a binding click on a row below, press the key combination you prefer, then save.</p>
+			<p>To change a binding click on a row below, press the key combination you prefer, then <button class="submit" type="submit">Save</button>.</p>
 			<div class="keybind" id="keybindPause">
 				<span class="attribute">Pause</span>
 				<div>

src-options/main.scss

@@ -44,6 +44,7 @@ body {
 			input {
 				width: 100px;
 				text-align: center;
+				font-size: 1em;
 			}
 		}
 
@@ -81,6 +82,7 @@ body {
 						background-color: #ffeeab;
 						border-style: solid;
 						outline: 1px solid gray;
+						font-size: 1em;
 					}
 				}
 			}
@@ -98,6 +100,7 @@ body {
 					width: 100px;
 					text-align: center;
 					pointer-events: none;
+					font-size: 1em;
 				}
 			}
 		}