如图所示,如何实现下边框连着下面的小三角一起加边框和阴影效果?这是css代码img{ -webkit-clip-path: polygon(626px 463px,765px 236px,687px 31px,271px 100px,70px 10px,49px 250px,133px 406px,374px 462px,529px 393px); clip-path: polygon(626px 463px,765px 236px,687px 31px,271px 100px,70px 10px,49px 250px,133px 406px,374px 462px,529px 393px);}