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                ??一站式輕松地調用各大LLM模型接口,支持GPT4、智譜、豆包、星火、月之暗面及文生圖、文生視頻 廣告
                ``` .box { width: 0; height: 0; border: 20px solid transparent; border-bottom: 20px solid red; ?} ``` ![](https://img.kancloud.cn/cf/55/cf556ff0e7e48d20c2ce157378dce530_234x171.png) ___ #### 演變過程 ![](https://img.kancloud.cn/5f/1e/5f1e3b610f69ae47cfe0d13ac000e4d2_648x346.png) > 當我們四個邊框設置了不同顏色 會發現居然是這樣顯示的,按理說大家都是一個矩形,這樣就會存在交叉重疊的部分,防治他們打架爭奪地盤。給出了一個合理解決方法,大家平分天下,所以看起來像一個梯形了。得到梯形后會發現當梯形的兩邊向中間靠攏就會出現三角形,那么我們就把這個盒子的寬度設置為0 這樣他們就合成了一個三角形,然后去掉高度把其他三邊透明化這樣就出現了三角形。
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