added images, hid coins in applications section

styles/blockchain.css

@@ -15,12 +15,23 @@
 }
 
 .highlighted {
-  background-color: #f7931a;
+  position: relative;
   color: black;
   display: block;
   padding: 0.125em 0.25em;
   margin: 0.25em auto;
 }
+.highlighted:before {
+  content: '';
+  position: absolute;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  background-color: #FF0;
+  z-index: -1;
+  opacity: 0.8;
+}
 
 table.yesnomaybe {
   border: 0px solid transparent;
@@ -57,6 +68,7 @@ table.yesnomaybe .maybe {
 }
 
 .coins {
+  display: none;
   margin-top: 0.5em;
 }
 

styles/main.css

@@ -286,6 +286,7 @@ section {
   background-color: black;
   transition: transform ease 0.5s, opacity ease 0.5s, visibility step-end 0.5s;
   transform-origin: 50% 50%;
+  perspective: 100vmax;
 }
 
 /* live-coding */
@@ -470,6 +471,17 @@ body:not(.show-notes) [janus-timeline='past'][janus-past='right'], body:not(.sho
   z-index: 2;
 }
 
+body:not(.show-notes) [janus-timeline='past'][janus-past='flip-h'], body:not(.show-notes) [janus-timeline='future'][janus-future='flip-h'] {
+  transform: translate3d(0, 0, -10vmin) rotateY(-180deg);
+  opacity: 1;
+  visibility: hidden;
+  pointer-events: none;
+  z-index: 2;
+}
+body:not(.show-notes) [janus-timeline='future'][janus-future='flip-h'] {
+  transform: translate3d(0, 0, -10vmin) rotateY(180deg);
+}
+
 section[janus-timeline='past'], /* default past-tense state */
 body:not(.show-notes) [janus-timeline='past'][janus-past='big'], body:not(.show-notes) [janus-timeline='future'][janus-future='big'] {
   transform: translate3d(0, 5vmin, 0) scale(1.25);