Add ease transition for links (#469)

assets/scss/_base.scss

@@ -26,6 +26,7 @@ a {
   font-weight: 300;
   color: $link-color;
   text-decoration: none;
+  transition: all .25s ease-in;
   &:focus,
   &:hover {
     text-decoration: underline;

assets/scss/_float.scss

@@ -6,13 +6,15 @@
   font-size: 1.6em;
   a {
     display: block;
+    text-align: center;
+    width: 3.0rem;
+    height: 3.0rem;
     color: $alt-fg-color;
     background-color: $alt-bg-color;
     font-size: 2.0rem;
-    padding: 0.5rem;
     border-radius: 0.5rem;
     opacity: 50%;
-    transition: opacity 0.5s, color 0.5s;
+    transition: all .25s ease-in;
     &:hover, &:focus {
       color: $link-color;
       opacity: 100%;

resources/_gen/assets/scss/scss/coder.scss_5e1eb8e37c42cdfb6215b61e44dcfa5f.json

@@ -1 +1 @@
-{"Target":"css/coder.min.58a9be249af4e3a0844c3877e24a6d4ad96cf35e6bf0764218fa50801b49d7f4.css","MediaType":"text/css","Data":{"Integrity":"sha256-WKm+JJr046CETDh34kptStls815r8HZCGPpQgBtJ1/Q="}}
+{"Target":"css/coder.min.f01c647a0d25b40da992a37c3376291185eed8a50ced8c26cc2c0bcfe38c97df.css","MediaType":"text/css","Data":{"Integrity":"sha256-8Bxkeg0ltA2pkqN8M3YpEYXu2KUM7YwmzCwLz+OMl98="}}