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Solution
Submitted over 2 years ago

QR scanner using CSS Layout,and Bootstrap centered with flexbox

bootstrap, fresh, styled-components
Farsana Rahim•10
@farsana-fr
A solution to the QR code component challenge
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Solution retrospective


[Update]: I got help from https://github.com/Ashxarya.

I am a bit nervous about the way I brought the card to the center. Kindly have a look at my code and provide a better solution to this

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Community feedback

  • Navendu•270
    @Ashxarya
    Posted over 2 years ago

    Hi! 😊

    I have some feedback to help you out.

    Make sure you look at the accessibility report you're provided with below your solution.

    HTML 📄:

    As you can see in your accessibility report, you are recommended to use a level-one heading as in h1 instead of a h6 for the texts. H tags improve user experience in the sense that they're part of a web page's hierarchical structure. Think of them less as a way to size font and more as a way to show the order of headings, since the size can be manipulated in CSS regardless.

    Use the <main> tag to wrap all the main content of the page instead of the <div> tag. With this semantic element you can improve the accessibility of your page.

    Use the <footer> tag to wrap the footer of the page instead of the <div class="attribution">. The <footer> element contains information about the author of the page, the copyright, and other legal information.

    CSS 🎨: For ease of access in future projects, you can create variables of different colors at the beginning of your sheet. You can read more here to learn about this here.

    As for centering : One of the easiest ways to do this is by giving your body (which you seem to have named as frame in your stylesheet) a min-height of 100vh. Then using grid to center everything inside the body. For ex. ``` body {

    min-height: 100vh;
    display: grid;
    place-items: center;
    position: relative;
    

    }```

    For further understanding/alternative methods of centering, you can check out solutions from other people as their code can be accessed by everyone.

    You may want to also use rem instead of pixels for font-sizes! You can learn more about this topic here , similarly you can search for why you might want to use em values instead of px for padding, margins, etc in some cases as well.

    Have a great day/night ^^

    Marked as helpful

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How does the accessibility report work?

When a solution is submitted, we use axe-core to run an automated audit of your code.

This picks out common accessibility issues like not using semantic HTML and not having proper heading hierarchies, among others.

This automated audit is fairly surface level, so we encourage to you review the project and code in more detail with accessibility best practices in mind.

How does the CSS report work?

When a solution is submitted, we use stylelint to run an automated check on the CSS code.

We've added some of our own linting rules based on recommended best practices. These rules are prefixed with frontend-mentor/ which you'll see at the top of each issue in the report.

The report will audit 1st-party linked stylesheets, and styles within <style> tags.

How does the HTML validation report work?

When a solution is submitted, we use html-validate to run an automated check on the HTML code.

The report picks out common HTML issues such as not using headings within section elements and incorrect nesting of elements, among others.

Note that the report can pick up “invalid” attributes, which some frameworks automatically add to the HTML. These attributes are crucial for how the frameworks function, although they’re technically not valid HTML. As such, some projects can show up with many HTML validation errors, which are benign and are a necessary part of the framework.

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