transition 在过渡时 无法将 auto 转换为 px,所以设置必须是具体数值,否则没有过渡效果 解决办法 操作 dom 对具体的数值进行转换 <div class="card-detail" v-for="(item, index) in 2" :key="index"><div class="card-head"><div class="i-flex"><div class
题目链接:uva 10522 - Height to Area 海伦公式。 #include <cstdio>#include <cstring>#include <cmath>#include <algorithm>using namespace std;const double eps = 1e-9;int main () {int N, C = 0;double
在改网页时候,发现line height撑不开高度,导致内容无法居中,但是别的页面却可以,而且经过反反复复的核对,发现样式和正确显示的样式基本没有任何出入,几经研究,最后终于发现 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transi
描述Steven loves reading book on his phone. The book he reads now consists of N paragraphs and the i-th paragraph contains ai characters.Steven wants to make the characters easier to read, so he decide