{"version":"1.0","provider_name":"Y Ceffyl Du","provider_url":"https:\/\/ceffyl.net\/wordpress","title":"CSS Resources &#8212; Y Ceffyl Du","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"I1Ecl7eVWb\"><a href=\"https:\/\/ceffyl.net\/wordpress\/tech\/css-resources\/\">CSS Resources<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/ceffyl.net\/wordpress\/tech\/css-resources\/embed\/#?secret=I1Ecl7eVWb\" width=\"600\" height=\"338\" title=\"&#8220;CSS Resources&#8221; &#8212; Y Ceffyl Du\" data-secret=\"I1Ecl7eVWb\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/ceffyl.net\/wordpress\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"A friend of mine asked for tutorials and resources for CSS, so I complied the following list of sites. The cascading style sheet (CSS) spec (current version is 2.1) is published and maintained by the World Wide Web Consorium (W3C). The W3C also has a tutorial on CSS. W3Schools is a good site with excellent...","thumbnail_url":"https:\/\/ceffyl.net\/wordpress\/wp-content\/uploads\/2021\/07\/P_20210703_145444-1.jpg","thumbnail_width":781,"thumbnail_height":589}