| ## zh-CN | |
| ๆ็ฎๅ็็จๆณใ | |
| ## en-US | |
| The most basic usage. | |
| ```css | |
| .site-back-top-basic { | |
| color: rgba(64, 64, 64, 0.6); | |
| } | |
| ``` | |
| ## zh-CN | |
| ๆ็ฎๅ็็จๆณใ | |
| ## en-US | |
| The most basic usage. | |
| ```css | |
| .site-back-top-basic { | |
| color: rgba(64, 64, 64, 0.6); | |
| } | |
| ``` | |