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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ``` 置背景顏色 background-color: 設置背景圖片 background-image: url("img/icon1.png"); 設置背景重復 background-repeat: repeat-x|repeat-y|no-repeat 設置背景位置 background-position-x: 10px; background-position-y: 50px; ----------------------------------------- background-position: center center; 可以一段代碼全部設置 background: red url("img/icon1.png") no-repeat center center; 設置背景大小 background-size: 25px 25px;; ```
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                              哎呀哎呀视频在线观看