Most voted "html5" questions
HTML5 (Hypertext Markup Language, version 5) is a generic term for recent web technologies (HTML, CSS, and Javascript). It is also the latest iteration of the HTML Recommendation scheduled for 2014, and featuring new elements and Apis.
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answer57
viewsHide a HTML5 and CSS button when on Smartphone
I made a responsive web application, which when you arrive at Checkout has two buttons: Print and Save. Only that the user (customer) on the smartphone clicks to print, even if there is no printer.…
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answer66
viewsI can’t create a paragraph! HTML
I create a <p> and write the paragraph inside it, but when I open the page there are no line breaks, the sentence continues only in one line. <!DOCTYPE html> <html> <head>…
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answer873
viewsHow to organize data in 3 columns without breaking layout using CSS Flexbox?
I have a list of items (ul), and each item occupies 33% of the screen, thus forming a horizontal list of 3 columns. When there is no more space in the horizontal, it forms a new line, something very…
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answers13
viewsDoubt SEO Open Graph
How to apply Open Graph in this following code: <div class="col-md-4"> <ul class="nav"> <li class="item-rede-social"> <a rel="facebook" href=""> <img…
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answer246
viewsHow do I have the internal ASIDE images adjust their height and width automatically?
How do I make the internal images of ASIDE adjust its height and width automatically according to browser resizing? CSS aside{ background-color: #222; margin-top: 10px; margin-left: 10px; width:…
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answer257
viewsError opening file in PHP page
I have a page in PHP that lists the files of a folder from a search. In the result has a link to the file in order to open it. However, it is not possible to open the listed files. Code index.php…
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answers317
viewsEnable Animate.css only when object is clicked
How to add the animation effect only when the object is clicked? I’m already using animations with Animate.css, but I’d like the effect to start only when I click above. How to do this?
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answer70
viewsForm submission settings
Well guys, what happens... I created a php form to insert in my project, it happens that, always gives some error when sending, and the times I managed to send did not send all the data but only the…
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answer31
viewsListen and perform action
Assuming I have a tag where values are changed commonly on my page, example: <p id="valor"></p> What I have to do in javascript without jquery to listen to this change all the time and…
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answers44
viewsModals superimposing the Canvas
My modals they are superimposing the screen when I do the test in real time via github in case the test is done on my own machine opening the file . html they look perfect. GITHUB MY MACHINE HTML…
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answer58
viewsFade effect on text when scrolling page
I would like to apply an effect when scrolling the text of a div, similar to the effect below (which I stole from a website): PS: Run as fullscreen; body { background: #f8fafc; font-size: 20px;…
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answers72
viewsLogo and title bugados when resizing the window
How to solve the print problem? I’m developing a responsive registration page, only the logo and the title are giving me a lot of headache, I’ve tried everything I know and I couldn’t solve, it’s…
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answers403
viewsResponsive HTML without framework
Good evening, I need to create a layout with two columns and insert data into the columns using HTML 5 and CSS3 responsibly without using any framework. I’m terrible with layouts and a simple…
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answer441
viewsChecked does not work
The logic is to make the menu appear when it is as checkbox selected and is on a screen of maximum width 800px but for some reason does not work... .classes { margin-top: 80px; width: 100%; height:…
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answer1241
viewsHow to upload images with Tinymce
How do I select the local image of the computer and upload it to my server which should return the image URL in Tinymce and generate the tag <img> with the src containing the image URL on the…
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answers243
viewsHow to make one element continue with effect when passing the mouse on another?
I have the following code: .classes { margin-top: 80px; height: auto; background-color: red; } .classes ul { list-style: none; float: left; position: absolute; } .classes ul li { position: relative;…
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answers35
viewsNavigator, Vibrate - Html5
I am developing a chat in Html5, for my company, and I am using the library Navigator.Ibrate to activate the cellular vibration mode. Everything works when I’m focused on the tab of the browser with…
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answers79
viewsProblem of website formatting
A test site I created has huge spacing, I have no idea how to fix it, it’s not responsive at all. The problem is probably related to the HTML and CSS of the site. Follow both below (these are small…
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answers153
viewsFavicon in microsoft edge does not show
Follows code: <link href="~/favicon/icon.png" rel="shortcut icon" type="image/x-icon" /> Follow picture: Only appears as "Home - My ASP Application", other browsers work well. Only works when…
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answer343
viewsDuplicate <div> without duplicating Javascript
I need the following help: I managed to join two codes I found on the internet, and edited the formatting to my liking. I have a gallery with images and overflow horizontal, my code works, but I…
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answers111
viewsList in HTML table separated by category
I am in a development using Python and Django and as IDE pycharm. I have a list coming via Rest by mobile, with the name 'Athletes', and comes with the columns "name", "category", "time". I would…
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answer109
viewsRemove "blink screen" effect by pressing a button!
I’m doing a project - with Arduino - together with controls on a page web made in HTML, is all right. However, by pressing a button of this application web, the page is reloaded, giving a "blink"…
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answers60
viewsCanvas draw grid as backgound
I did some research but I didn’t find much information. What I intend to do is draw a grid as a background in the canvas. I saw some examples with svg and others directly on the canvas. Assuming…
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answer56
viewsUse the same datalist for multiple pages
I’m wanting to make a system where I would have a datalist with all my options and on every page of my site would be mirrored. Example: <input type="text" name="tCid" id="cCid"…
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answer237
viewsGoogle maps warning: getCurrentPosition() and watchPosition() no longer work on insecure Origins
I’m using Windows with a virtualhost and I need to make the map work on the localhost, only I already have the google key and even so, without putting the appropriate restrictions on the key still…
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answer35
viewsWhy can’t I get the form data?
Something really weird is happening, first time this happens. I have a registration form. when I click save, the console appears 'Undefined' and aligns... Impossible to be 'Undefined' because there…
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answer188
viewsDiv being superimposed by another
I am adjusting the mobile version of a page, using the bootstrap I defined my Divs with the classes col-Md-4 (desktop version) col-Xs-6 (mobile version). In the desktop version is working normal…
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answer1280
viewsLabel and input placement in an html form
Hello, I’m studying HTML5 and CSS3 and I’m trying to stylize by positioning inputs/checkbox/combobox and their respective Abels. Suppose I have the following code: <form> <label…
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answers647
viewsnavbar Fixed top
As I can leave only the navbar as navbar-Fixed in scroll and when the customer is at the beginning of the site, do not overlap the topo1, at the moment it is disappearing when I put navbar-Fixed and…
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answer76
viewsdo not delete the image on canvas
hello, good morning. I have a fixed image on the canvas and some buttons to draw or delete what was drawn, but I have a problem: when I use the erase button it erases everything (including the…
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answer221
viewsItems navigation type <select> mobile
I have a responsive site with INPUT’s and SELECT’s items, but by browsing Chrome Android , by the GO KEY key on the virtual keyboard, when I’m focusing on an item, and the next navigation item is a…
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answer478
viewsJquery add and remove attribute not working
I’m trying to create a way to minimize and maximize a DIV. Minimize works, but maximize does not. What am I doing wrong? $("#chatMinimizar").click(function() { $("#chat").attr("style", "height:…
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answer51
viewsWhy do media queries work like this?
I was creating a responsive menu, and u noticed that if I don’t put the media queries from the smaller to the larger it doesn’t work properly. @media only screen and (min-width:560px) { .menu li {…
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answers33
viewsPass icon and name in ng-options
If anyone can help me, but I appreciate it! This is my code: $scope.Moedas =[ { id: 0, nome: "REAL", icon:"fas fa-dollar-sign" ,ativo: false }, { id: 1, nome: "DOLAR", icon: "fas fa-dollar-sign",…
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answer71
viewsPage for each user created in the database
My question quickly explained: I have a database with 20 registered users. Each user’s page layout is already defined. Each user can change only their name, place their photo in an already defined…
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answers1803
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answer130
viewsHow to place a vertical line within the panel class?
Follows code: <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet"/> <script…
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answer84
viewsView and maintain submenu with Jquery
I’m doing a submenu and when I pass the mouse an option shows a div with several options, then I made a mouseout in the class of this div to hide her but the point is that she disappears even…
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answers381
viewsFill value in combobox when you click checkbox
I’m registering clients and has a checkbox that fills an input with "EXEMPT, leaves it as "READONLY" and needed to fill a combobox with a value that is in options. But I’ve tried everything and I…
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answer898
viewsCreate a Java WEB application that also runs via desktop
Good night to you all. I’m thinking of developing an application with the following features: Backend: Java Frontend(Option 1): Javafx Frontend(Option 2): HTML5 + CSS3 I want to start the right way,…
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answer90
viewsHow to rewrite a URL
Good afternoon, everyone. Could you help me with my question ? I wanted to rewrite a URL. For example: <a href="#Contato">Contato</a> which points to a DIV Contact ID, however, the URL…
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answers158
viewsPrevent a scroll from appearing in horizontal html
Guys I’m configuring my css but it appears a scroll horizontally already tried in various ways and nothing! Follow the code: @charset "UTF-8"; body{ width: 100%; height: 100%; background-color:…
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answers413
viewswhat other tag can be used to replace hgoup?
I am studying Html5 and learned that the hgroup tag is no longer being used.I wanted to know which other tag can be used to replace??
html5asked 6 years, 2 months ago Daniel Dias 49 -
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answers1291
viewsShow Hide Javascript Button
I’m having trouble implementing the function of showing and hiding a div in HTML with Javascript. What I need is that when a return from me servlet is empty or null, hide a certain div. The same…
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answers46
viewsRedirect between pages
Next, I have two html pages in the expense release system. One page is called.html releases and the other is called.html records. The first page is where I’ll post the expenses and the second is…
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answers213
viewsOpen Google app by a web link on Android
how to open the gplus app via html, social networks like facebook, is fb://o instagram:// and google+ can not find, for Ios uses gplus://but not sure to open the android app
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answers37
viewsI need to leave an invisible <div> until I click it to open
Hello, I need to leave a <div> invisible until I click it to open. It will be used as a statistic for each person, so only I clicking on the person’s name would open that div below the…
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answer44
viewsHow to create "options" in Select from a spreadsheet?
I wonder if it is possible to generate options dynamically in the selection by C#? For example, I have my selection : <select id="Selecao_itens" multiple="multiple" runat= server size="3"…
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answer550
viewsSlide Owl carousel2 with background image
I need to make the background image of the slide change and the content should be static as in the image I believe doing with background-image to do more I don’t know how anyone knows how to help me…
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answers16
viewsParameters with ':'
I tried to send a headers and had the following error: "Invalid header name b':Authority'" And this error repeats to: ':method', ':path' and ':Scheme' The question is, should I send without the ':',…