Fix some responsive and style

- Fullscreen: center image + add a background color
- Carousel: don't cut informations
- Title location font size
- Style location line height
- Photo reveal effect
- Photo has now a transparent png

src/style/organisms/_fullscreen.scss

@@ -15,6 +15,7 @@
         overflow-x: auto;
         opacity: 0;
         transform: scale(1.1);
+        background: $color-primary;
         transition: transform 0.8s $ease-quart, opacity 0.8s $ease-quart;
         will-change: transform, opacity;
 
@@ -24,6 +25,7 @@
             display: block;
             height: 100%;
             width: auto;
+            margin: 0 auto;
         }
 
         // Open