recently, UI gave a picture of H5. The unit above is px, but it will be messy to make it on mobile phones like this. After all, a px on some mobile phones is not really 1px. the question is: UI thinks we should give px the corresponding size. How can I ...
first of all, IE9 does not support the placeholder attribute; placeholder under IE10 and Edge cannot set color and size; but after reading the registration of Xiaomi s official website, it is OK to ask how to achieve placeholder compatibility abo...
<template> <div class="page"> <img src=".. .. .. static pic bg1.png" alt="" :class="bg"> < div> < template> <script> export default { data() { ...
suddenly found that the element official website here with the mouse slide picture will change slightly is very interesting, but suffering from css learning skills is not good, can anyone post this related implementation of a program code to facilitate l...
1, as shown in the picture, various immortals, help how to use css3 to draw the following wave line part, are there any relevant examples or ideas. 2, Thank you very much! ...
as shown in the following picture, it s not round at all. Please help me to see if there is something wrong with my code html <div class="box">< div> css .box{ position: relative; width: 300px; height: 140px; ...
what I use now is the cropper.js image clipping plug-in, which is used on the mobile end. I want to set the width of the picture is the width of the screen, and the frame and area of height auto, clipping is also the width of the screen, which is a squa...
< H2 > problem description < H2 > when traversing a set of data obtained from PHP in a HTML tag, the pseudo element added to the tag becomes invalid . I added nth-child (1):: after & first-child::after ) to show only the first one in the reference ...
in the html document, there are some div that need to be set position= relative . Today, you need to add a pop-up box. The implementation code is as follows: <div class="dialog-wrap" style="width: 400px;"> <!-- ...
<button class="add_tab_v2" onclick="location.href= xxx.php ;">< button> $(".add_tab_v2").click(function(e) { $(".add_tab_v2").html("<img class= iconBack src= images loading_v2.svg >...
in the figure, the landing box is fixed relative to the vertical and horizontal center of the screen fix, and the width and height is a fixed value. is the same size as the blueprint on 1920-1080, but it becomes very large on the 13-inch screen of m...
if I directly write menu.item style= {{margin: "30px 0 "}: < Menu > < Menu.Item style= {{margin: "30px 0 "} > test < Menu.Item > < Menu > in demo, there is a gap of 30px, . if I write this: < Menu > < Menu.Item className= "menuitem " > Test < M...
want to find an example of a list click on a list of Tibetan dishes that can click on the right button to appear to the left and then go back to the right when you take it back I don t know what keywords to use to check what is the name of this tec...
.saveresult { font-size: 13px; position: fixed; box-shadow:0 0 5px 3px rgba(0,0,0,.09); background-color: rgba(0,0,0,.1); border-radius: 20px; padding: 10px; width: 300px; left:50%; top:50%; transform: translate(-50%,-50%); -webkit-...
Why does css write the right trapezoidal page style but not print it to A4 paper? css code: <style> .tab { position: relative; display: inline-block; padding: .5em 1em .35em; } .tab::before { con...
as the title, the pc page is based on the 1920 design draft. Now it is found that the font is very large under the low split screen such as 1366. How to solve this problem? .. you don t need to adapt to the mobile end, you just need to look better on ...
what is the solution to left alignment if there is not enough item on the last line of flex-box? ...
I noticed that my table is out of balance I class tab is set but I want to customize each length but how I set it can t match the size, uncontrollable how do you explain this?! ...
wrote a css mask, which is similar to the effect of the bootstrap pop-up window <div class="alert-container"> <div class="alert-content">< div> < div> set the css of alert-container to position: fixed; ...
is usually the first time to visit the page, or after cleaning up the browser data, there will be a problem, there will be no problem after refreshing (click events can be used..), the path is nothing. The 50kb of the css file is about large, but the fi...
after getting the uploaded file, write the uploaded file stream to the server file. The file contains more http stream related information --X-INSOMNIA-BOUNDARY Content-Disposition: form-data; name="file"; filename="a.txt" Content...
vue.config.js module.exports = { baseUrl: process.env.NODE_ENV === production ? : , outputDir: dist , assetsDir: assets , productionSourceMap: false, filenameHashing: false, lintOnSave: true, pages, d...
problem description the environmental background of the problems and what methods you have tried when I click the "cancel " button without entering anything, there will be an extra line of prompts, which will take up a certain amount of space, r...
const citys = { Zhejiang : [ Hangzhou 1Qing, Ningbo , Wenzhou , Jiaxing , Huzhou ], Fujian : [ Fuzhou , Xiamen , Putian , Sanming , Quanzhou ], Fujian 1Qing: [ Fuzhou 1Qing, Xiamen 1qu, Putian 1Qing, Sanming ...
topic description The requirement is to replace the better in text with that strong in the regular mode of the sub method, where I have added r to indicate escape. Why add a , written as r * (. *?) *? Why can t you just write ringing * (....