Place: Use Rellax to add some parallax effects

- Added on title, switcher button and illustration
- Not very suitable for photo number

pnpm-lock.yaml

@@ -5,6 +5,7 @@ dependencies:
   lazysizes: 5.2.0
   normalize.css: 8.0.1
   polka: 1.0.0-next.11
+  rellax: 1.12.1
   scroll-out: 2.2.8
   sirv: 0.4.2
   svelte-lazy: 0.1.10
@@ -3199,6 +3200,10 @@ packages:
       node: '>= 0.10'
     resolution:
       integrity: sha1-VNvzd+UUQKypCkzSdGANP/LYiKk=
+  /rellax/1.12.1:
+    dev: false
+    resolution:
+      integrity: sha512-XBIi0CDpW5FLTujYjYBn1CIbK2CJL6TsAg/w409KghP2LucjjzBjsujXDAjyBLWgsfupfUcL5WzdnIPcGfK7XA==
   /repeating/2.0.1:
     dependencies:
       is-finite: 1.1.0
@@ -3913,6 +3918,7 @@ specifiers:
   postcss: ^7.0.27
   postcss-load-config: ^2.1.0
   postcss-preset-env: ^6.7.0
+  rellax: ^1.12.1
   rollup: ^2.6.1
   rollup-plugin-babel: ^4.4.0
   rollup-plugin-glslify: ^1.2.0