Minor styling improvements for the React modules done so far

src/components/WiresModule.js

@@ -151,17 +151,17 @@ export default class WiresModule extends KtaneModule {
   mainRender() {
     return (
       <>
-        <ul>
+        <ul className="wireOptions">
           {
             this.allColours.map(colour => (
-              <li key={`option_${colour}`}>
+              <li className="wireOptions__item" key={`option_${colour}`}>
                 <button className={`button ${colour}`} data-colour={colour} onClick={this.addWire} />
               </li>
             ))
           }
         </ul>
 
-        <ul id="wireList">
+        <ul className="wireList">
           {
             this.state.wires.map((wire, index) => (
               <li className={`${wire.shouldCut ? "wireToCut" : ""} ${wire.cutFlags.join(" ")}`} key={index}>

src/css/ButtonModule.css

@@ -8,3 +8,6 @@
     border-style: solid;
     border-width: 1px;
 }
+#sectionButton label {
+    margin-left: 1em;
+}

src/css/WiresModule.css

@@ -4,8 +4,9 @@
     width: 2em;
     height: 2em;
 }
-#wireOptions li {
+.wireOptions__item {
     display: inline-block;
+    margin-right: 0.5em;
 }
 #wireList {
     list-style-type: decimal;

src/index.css

@@ -1,5 +1,4 @@
 body {
-  margin: 0;
   font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
     "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
     sans-serif;