随笔分类 - HTML CSS
摘要：简陋的正方体................ 1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>正方体</title> 6 <style> 7 *{margin: 0;padding: 0;} 8 body{
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摘要：<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>三角形</title> <style> .box{ height: 0; width: 0; /*宽高为零*/ border: 50px solid transparent; /*
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