Change:
Challenge has an issue. User Agent is: <codeMozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.94 Safari/537.36 OPR/37.0.2178.43</code. Please describe how to reproduce this issue, and include links to screenshots if possible. My code:
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this is not issue. Your code just don't have any tags.
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transform: translateY(-50%); } <ins> .landing-skill-icon { color: #215f1e; font-size: 150px; } .black-text { color: #333; font-weight: 400; font-size: 40px; } .font-awesome-padding { margin-top: 45px; margin-bottom: 20px; } </ins> .background-svg { width: 220px; height: 220px;

background-position: center; } <ins> .testimonial-image { border-radius: 5px; height: 200px; width: 200px; } .testimonial-copy { font-size: 20px; text-align: center; @media (min-width: 991px) and (max-width: 1199px) { height: 120px; } @media (min-width: 1200px) { height: 90px; } } </ins> //uncomment this to see the dimensions of all elements outlined in red //* { //  border-color: red;

extends layout block content <del> .hidden-xs a(href='https://github.com/freecodecamp/freecodecamp') img(style='position: absolute; top: 40; right: 0; border: 0; margin-top: -30px;', src='https://camo.githubusercontent.com/e7bbb0521b397edbd5fe43e7f760759336b5e05f/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f677265656e5f3030373230302e706e67', alt='Fork me on GitHub', data-canonical-src='https://s3.amazonaws.com/github/ribbons/forkme_right_green_007200.png') </del> .jumbotron .text-center h1.hug-top Code with Us

br br a.btn.nonprofit-cta.btn-success(href="/nonprofits") I'm with a nonprofit and want help coding something <del> include partials/about include partials/faq </del>  No newline at end of file <ins> .big-break h2 Campers you'll hang out with: .row .col-xs-12.col-sm-12.col-md-4 img.img-responsive.testimonial-image.img-center(src="https://s3.amazonaws.com/freecodecamp/testimonial-jen.jpg", alt="@jenthebest's testimonial image") .testimonial-copy Getting back on track with Free Code Camp and committing to a new career in 2015! h3 - @jenthebest .col-xs-12.col-sm-12.col-md-4 img.img-responsive.testimonial-image.img-center(src="https://s3.amazonaws.com/freecodecamp/testimonial-tate.jpg", alt="@TateThurston's testimonial image") .testimonial-copy Just built my company's website with skills I've learned from Free Code Camp! h3 - @TateThurston .col-xs-12.col-sm-12.col-md-4 img.img-responsive.testimonial-image.img-center(src="https://s3.amazonaws.com/freecodecamp/testimonial-cynthia.jpg", alt="@cynthialanel's testimonial image") .testimonial-copy  I'm currently working through Free Code Camp to improve my JavaScript. The community is very welcoming! h3 - @cynthialanel .big-break h2 Skills you'll learn: .text-center .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-social-html5 .black-text HTML5 .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-social-css3 .black-text CSS3 .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-social-javascript .black-text JavaScript .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.fa.fa-database.font-awesome-padding .black-text Databases .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-social-chrome .black-text DevTools .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-social-nodejs .black-text Node.js .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-social-angular .black-text Angular.js .col-xs-12.col-sm-12.col-md-3 .landing-skill-icon.ion-ios-loop-strong .black-text Agile .big-break h2 &nbsp; h2 Fast facts about our community: h3.col-xs-offset-0.col-sm-offset-1.col-md-offset-2 ul.text-left li.ion-code &nbsp; We're 100% free and open source li.ion-code &nbsp; We're thousands of professionals who are learning to code li.ion-code &nbsp; We're building projects for dozens of nonprofits li.ion-code &nbsp; We share one goal: to boost our careers with code .big-break a.btn.btn-cta.signup-btn(href="/login") Start learning to code (it's free) </ins>  No newline at end of file