用纯CSS3实现网页中常见的小箭头，实现代码如下所示：

div.arrow-up { width:0px; height:0px;border-left:5px solid transparent; border-right:5px solid transparent; border-bottom:5px solid #2f2f2f; font-size:0px; line-height:0px;}div.arrow-down { width:0px; height:0px; border-left:5px solid transparent; border-right:5px solid transparent; border-top:5px solid #2f2f2f; font-size:0px; line-height:0px;}div.arrow-left { width:0px; height:0px; border-bottom:5px solid transparent; border-top:5px solid transparent; border-right:5px solid #2f2f2f; font-size:0px; line-height:0px;}div.arrow-rightright { width:0px; height:0px; border-bottom:5px solid transparent; border-top:5px solid transparent; border-left:5px solid #2f2f2f; font-size:0px; line-height:0px;}

总结

以上所述是小编给大家介绍的用纯CSS3实现网页中常见的小箭头，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对网站的支持！