可以根個人情況設定z-index的值
1->position 為absolute的情況
<html><head><style>#p1{position:absolute;width:300px;height:300px;background:#ccc;}#p2{position:absolute;left:0;top:0;width:200px;height:200px;background:red;filter:alpha(opacity=50);}</style></head><body><pid="p1">這裡是p1的內容 <pid="p2"></p></p></body></html>
2->用margin為負的操作
<html><head> <style> #p1 {position:relative; width:300px; height:300px;background:#ccc;} #p2 {position:relative; left:0; top:0;margin-top:-15px;width:200px; height:200px; background:red;filter:alpha(opacity=50);} </style></head><body><pid="p1"> 這裡是p1的內容 <pid="p2"></p></p></body></html>Start building with 50+ products and up to 12 months usage for Elastic Compute Service
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