fix book review overlaps

src/static/css/App.css

@@ -772,17 +772,18 @@ a {
   position: absolute;
   top: 3em;
   left: -50%;
-  z-index: 10;
   padding: 1em;
   border-radius: 1em;
   width: 20em;
   background-color: #1a1a1a;
   opacity: 0;
   transition: 1s;
+  z-index: -1;
 }
 
 .hover-container:hover .hover-element {
   opacity: 1;
+  z-index: 10;
 }
 
 @font-face {

src/static/json/books.json

@@ -54,7 +54,7 @@
     "Zero To One": {
       "filename": "zeroToOne.jpeg",
       "link": "https://www.amazon.com/Zero-One-Notes-Startups-Future/dp/0804139296",
-      "review": "Initially very frustrating read.  Took a bit of internal review to realize that this is an entrepreneurial perspective, not a consumer one.  After that, it's quite eye-opening in ways that would've been obvious without the lens of life experience.  The optimistic takes are very much appreciated and their justifications are solid."
+      "review": "Initially very frustrating read.  Took a bit of internal review to realize that this has to be read with an entrepreneurial perspective, not a consumer one.  After that, it's quite eye-opening in ways that would've been obvious without the lens of life experience.  The optimistic takes are very much appreciated and their justifications are solid."
     },
     "Courage is Calling": {
       "filename": "courageIsCalling.jpeg",
@@ -85,6 +85,11 @@
       "filename": "youCanReadAnyone.jpg",
       "link": "https://www.amazon.com/YOU-READ-ANYONE-David-Lieberman-ebook/dp/B001J6OV0Y",
       "review": "Not as page-turning as many of the others and clearly not as memorable.  The techniques pique curiosity but are difficult to use without practice."
+    },
+    "Profiles in Courage": {
+      "filename": "profilesInCourage.jpeg",
+      "link": "https://www.amazon.com/Profiles-Courage-John-F-Kennedy/dp/0060854936",
+      "review": "Another book that was hard to really get into but still provided fascinating commentary on some very important figures that have faded from public memory."
     }
   }
 }