fix: mobile editor float style (#247)

web/src/less/memo-editor.less

@@ -3,6 +3,26 @@
 .memo-editor-container {
   @apply transition-all relative w-full flex flex-col justify-start items-start bg-white p-4 rounded-lg border-2 border-gray-200;
 
+  &.float {
+    @media (max-width: 640px) {
+      @apply fixed w-full bottom-2 left-0 border-none rounded-none sm:relative sm:bottom-0 sm:w-full;
+      background-color: #f6f5f4;
+
+      > .memo-editor {
+        @apply p-4 rounded-lg border-2 flex flex-col flex-grow justify-start items-start relative w-full h-full bg-white;
+
+        .tag-action > .tag-list {
+          @apply bottom-7;
+          top: unset;
+        }
+      }
+
+      & .emoji-picker-react {
+        @apply bottom-16 sm:bottom-auto;
+      }
+    }
+  }
+
   &.fullscreen {
     @apply fixed w-full h-full top-0 left-0 z-1000 border-none rounded-none sm:p-8;
     background-color: #f6f5f4;
@@ -25,15 +45,6 @@
     border-color: @text-blue;
   }
 
-  &.float {
-    width: calc(100% - 2rem);
-    @apply fixed bottom-4 sm:relative sm:bottom-0 sm:w-full;
-
-    & .emoji-picker-react {
-      @apply bottom-16 sm:bottom-auto;
-    }
-  }
-
   > .tip-container {
     @apply mb-1 w-full flex flex-row justify-start items-center text-xs leading-6;