前端里我知道设计师总是需要一些好的矢量背景用于打印项目，如今矢量背景也用于网页背景，它们不会因为被拉伸而变形。今天，本文就与大家分享31个矢量背景素材供大家免费下载。
1- 2 Ways Vector Background
2- Abstract Background
3- Red achAbstract Background
4- Waves Vector Background
5- Bokeh Vector
6- Free Vector Jungle Background
7- Yellow Line Vector Background
8- Floral Vector Background
9- Colorful background
10- Orange Landscape
11- Seamless Vector Background
12- Abstract Free Vector Background
13- Blue Circles Background
14- Snow flakes and rain drops
15- Aluminum Skid Plate
16- Abstract Hi Tech Background
17- 6 Colorful Backgrounds
18- Orange Vector Background
19- Free Beach Vector Background
20- Light Soft Dark Background
21- Light Rays with Sparkles Background Vector
22- Blossom
23- Blue Floral Heart Vector Background
24- Colorful rays Vector Background
25- Realistic Water Vector Background
26- Day & Night Free Vector Background
27- 4 Vector backgrounds
28- Winter Design Vector Background
29- Colored Ornament Vector Background
30- Another Abstract Vector Background
31- Vector Flower Decoration Background
（编译来源：前端里 原文来自：30+ Free Vector Backgrounds）
用 JavaScript 实现一个很牛的扫码功能
