javascript - js How to dynamically add the background color of li, and delete the same class of other sibling li

{Code...} I want to change the color of this when clicked, but other sibling li cancel the existing background color. And when other sibling elements are clicked, the sibling elements get the background color, and the background color of this is cancelled.

天蓬老师 2017-05-19 10:38:06 0  2  643

Why do verticalalign:textbottom and verticalalign:bottom have the same effect?

The position of the line box baseline is affected by all elements in the line. .short-box{width:30px;height:30px;background-color:pink;display:inline-block;}.box{background-color:bisque;margin-bottom:10px;}.tall-box{width:30px ;height:100px;background-color:pin

P粉633309801 2024-04-02 09:45:45 0  1  452

background background

Background-color：#CCC；Background color Background-img:url(/img/1.jpg);Background image Background-repeat:no-repeat；No tile repeat-x Horizontal tile repeat-y Vertical tile Background -position : 30px 40px; or 30% 40%; background image positioning Background: url(i

Geek 2018-11-07 20:45:51 0  0  1233

How to activate link and div element at the same time?

When I hover over the div element, only it lights up, the link does not. Is there a way to make the button brighter as a whole, instead of brightening the button background first and then the link. Buy Buy Buy a: visited {white color} a: hover: visited {color: RGB(180,179,179);} a link {white color;...

P粉547170972 2023-09-16 16:59:06 0  1  908

How to implement random mapping of element background?

I want to randomly set the background color of each element but when I insert it into the following code, the background color becomes transparent: {modules.map((module,index)=>(<divclassName='carousel-moduleshadow' style={{background:"#"+Math.floor(Math.random()*16777215).toString(1...

P粉286046715 2023-09-11 22:32:31 0  1  509

Overflowing container with equally tall children

I searched the available questions but didn't find a solution. I'm trying to set the height of all elements of a horizontal overflow container to be equal to the height of the longest element. body{}section{width:300px;background:lightblue;overflow:auto;white-space:nowrap;}div{display:inline-block;m...

P粉207969787 2024-03-22 13:42:51 0  2  692

Custom drop-down arrow

Is it possible to change the select tag's dropdown arrow to a custom arrow consisting of 4 elements. I want it to look like this: 3 horizontal lines on the left and a downward arrow on the right I successfully achieved this effect with one element (a horizontal line).select-wrapper::before{content:&...

P粉986937457 2023-08-17 17:52:04 0  1  507

How to change div background based on component field on mouseover

I have a div that when it is hovered, the background color changes, I also need to select the color based on an element in the component. <div*ngFor="letuofusers;"[style:hover.background-color]="u.selected?'red':'blue'"></div>

P粉968008175 2023-09-12 09:24:31 0  1  565

How to tell if the mouse has stopped hovering over an element?

I want to know how to stop mouse hovering over an element in javascript or using css. I'm making an animation where the background changes color when the mouse is hovering over it, and I also want to add an animation when the mouse stops hovering over the element. How can I do this?

P粉547420474 2024-03-31 13:28:28 0  1  363

How to remove white space around icons in CSS FLEXBOX?

I'm a beginner, can someone explain me how to get rid of the blue background color around my icons when I use flexbox? I can't generalize properties of child elements to their parent elements. My code and my results I don't want to use inline-flex. Thanks

P粉765570115 2023-08-10 14:11:39 0  1  465

Pseudo elements in qt designer

I want to use pseudo elements to create a vertical line for the button on the left and dim it on hover, but qt-designerstyleSheet doesn't understand me and it doesn't display correctly, here is my code: QPushButton{position:relative;padding :10px20px;border:none;background-color:#fff;color:#333;curs...

P粉600402085 2024-01-10 17:44:05 0  1  470

How to achieve overlapping and same size of sibling images/divs in parent element with padding

I want a div that covers the image. I can get the div to cover the image by using position:relative in the parent element, and position:absolute in the div, but the background-color fills the parent element's padding, causing them to not cover properly. Below is a snippet demonstrating the problem. ...

P粉554842091 2023-09-12 10:49:55 0  2  558

The rewritten title is: Change the list title in response to the cursor moving to the list element

I'm creating a linked table and I want to make the table prettier by changing the background color of the table header when I move my mouse over one of the list links. However, I don't know how to change the properties of a container element by affecting its smaller elements. This is my code: <ht...

P粉131455722 2023-09-04 23:54:54 0  1  506

Is there a way to have the CSS transparency style apply only to the label's innerText and not to any child elements?

In the example below I have a lot of tags where the tags contain inputs. Is there a way to make CSS's opacity style apply to the label's innerText rather than any child elements without explicitly specifying a color? In the example below, opacity has been applied to the dropdown menu, not just the l...

P粉794851975 2023-08-17 20:51:57 0  1  520

How to customize default colors in Vuetify?

Maybe my problem is simple but I couldn't find any solution until now. I'm using Vuetify in my Nuxt application. I used its dark theme. According to the theme configuration of the official website, we can change the primary, secondary or other colors of the theme with the color we want. However, whe...

P粉615829742 2023-08-25 00:02:37 0  1  614

How to remove mysterious white areas in vue application?

I'm trying to build a website using vue3 and set a background image for it. But there is a mysterious white area that cannot be removed. I'm sure it's not the margins or padding because I've set all margins and padding to 0 and removed all ml,pl classes. I set the black background color of the appli...

P粉738821035 2023-09-11 21:04:01 0  1  585

javascript - White screen phenomenon when using vue2.x

I don’t know if you have ever encountered it, but you use the vue framework to create a list page and a details page. 1. Scroll up the list page. 2. Click to enter the details. 3. Then return directly without doing anything. You will see a white screen on the list page (actually the background-color...

typecho 2017-06-26 10:55:08 0  1  807

How to create a button in HTML with the same properties as the last row of the table?

Consider I have a table in HTML: Home Service Contacts Now I just want to add a button at the end of this table, the width of this button must be the same as the width of the last row of the table (i.e. "Contacts") (determined by its background color representation). Now, what do I do? Whe...

P粉394812277 2023-09-16 22:19:11 0  1  672

How to overlay an image with text with rounded background

I need to replicate in HTML what you see in this image: The problem is that the text is covering the div and the background image. If there was no image in the outer div and no solid color, I can imagine I could do this fairly easily with some small html elements with rounded corners placed in the r...

P粉328911308 2023-08-30 15:20:14 0  1  482

How to create a hybrid straight/curved section boundary using svg or css?

For my application, I'm creating a registration page with non-standard section boundaries. You can see what I'm trying to achieve here: it's not a simple arc - it has two straight lines, and an arc in between. As far as I know, the best way to achieve something like this is to use SVG. The problem i...

P粉920835423 2023-09-02 11:35:13 0  1  604