project init & fix ui

miniprogram_npm/tdesign-miniprogram/back-top/README.en-US.md

@@ -0,0 +1,20 @@
+:: BASE_DOC ::
+
+## API
+
+### BackTop Props
+
+name | type | default | description | required
+-- | -- | -- | -- | --
+custom-style `v0.25.0` | String | - | \- | N
+external-classes | Array | - | `['t-class', 't-class-icon', 't-class-text']` | N
+fixed | Boolean | true | \- | N
+icon | String / Boolean / Object / Slot | - | \- | N
+text | String | '' | \- | N
+theme | String | round | options：round/half-round/round-dark/half-round-dark | N
+
+### BackTop Events
+
+name | params | description
+-- | -- | --
+to-top | \- | \-