prefixfree.min.js

// StyleFix 1.0 & PrefixFree 1.0.4 / by Lea Verou / MIT license
(function(){if(window.addEventListener){var h=window.StyleFix={link:function(a){try{if(!/\bstylesheet\b/i.test(a.rel)||!a.sheet.cssRules)return}catch(b){return}var c=a.getAttribute("href")||a.getAttribute("data-href"),f=c.replace(/[^\/]+$/,""),e=a.parentNode,d=new XMLHttpRequest;d.open("GET",c);d.onreadystatechange=function(){if(d.readyState===4){var b=d.responseText;if(b&&a.parentNode){b=h.fix(b,true,a);f&&(b=b.replace(/url\((?:'|")?(.+?)(?:'|")?\)/gi,function(a,b){return!/^([a-z]{3,10}:|\/)/i.test(b)?
'url("'+f+b+'")':a}),b=b.replace(RegExp("\\b(behavior:\\s*?url\\('?\"?)"+f,"gi"),"$1"));var c=document.createElement("style");c.textContent=b;c.media=a.media;c.disabled=a.disabled;e.insertBefore(c,a);e.removeChild(a)}}};d.send(null);a.setAttribute("data-inprogress","")},styleElement:function(a){var b=a.disabled;a.textContent=h.fix(a.textContent,true,a);a.disabled=b},styleAttribute:function(a){var b=a.getAttribute("style"),b=h.fix(b,false,a);a.setAttribute("style",b)},register:function(a){this.fixers=
this.fixers||[];this.fixers.push(a)},fix:function(a,b){for(var c=0;c<this.fixers.length;c++)a=this.fixers[c](a,b)||a;return a},camelCase:function(a){return a.replace(/-([a-z])/g,function(a,c){return c.toUpperCase()}).replace("-","")},deCamelCase:function(a){return a.replace(/[A-Z]/g,function(a){return"-"+a.toLowerCase()})}};(function(){function a(a,c){return[].slice.call((c||document).querySelectorAll(a))}setTimeout(function(){a('link[rel~="stylesheet"]').forEach(StyleFix.link)},10);document.addEventListener("DOMContentLoaded",
function(){a('link[rel~="stylesheet"]:not([data-inprogress])').forEach(StyleFix.link);a("style").forEach(StyleFix.styleElement);a("[style]").forEach(StyleFix.styleAttribute)},false)})()}})();
(function(h){if(window.StyleFix&&window.getComputedStyle){var a=window.PrefixFree={prefixCSS:function(b,c){function f(c,d,e,f){c=a[c];c.length&&(c=RegExp(d+"("+c.join("|")+")"+e,"gi"),b=b.replace(c,f))}var e=a.prefix;f("functions","(\\s|:)","\\s*\\(","$1"+e+"$2(");f("keywords","(\\s|:)","(\\s|;|\\}||$)","$1"+e+"$2$3");f("properties","(^|\\{|\\s|;)","\\s*:","$1"+e+"$2:");if(a.properties.length){var d=RegExp("\\b("+a.properties.join("|")+")(?!:)","gi");f("valueProperties","\\b",":(.+?);",function(a){return a.replace(d,
e+"$1")})}c&&(f("selectors","","\\b",a.prefixSelector),f("atrules","@","\\b","@"+e+"$1"));return b=b.replace(RegExp("-"+e,"g"),"-")},prefixSelector:function(b){return b.replace(/^:{1,2}/,function(b){return b+a.prefix})},prefixProperty:function(b,c){var f=a.prefix+b;return c?StyleFix.camelCase(f):f}};(function(){var b={},c="",f=0,e=[],d=getComputedStyle(document.documentElement,null),i=document.createElement("div").style,j=function(a){e.indexOf(a)===-1&&e.push(a);if(a.indexOf("-")>-1){var d=a.split("-");
if(a.charAt(0)==="-"){var a=d[1],g=++b[a]||1;b[a]=g;for(f<g&&(c=a,f=g);d.length>3;)d.pop(),g=d.join("-"),StyleFix.camelCase(g)in i&&(a=e,a.indexOf(g)===-1&&a.push(g))}}};if(d.length>0)for(var g=0;g<d.length;g++)j(d[g]);else for(var h in d)j(StyleFix.deCamelCase(h));a.prefix="-"+c+"-";a.Prefix=StyleFix.camelCase(a.prefix);e.sort();a.properties=[];for(g=0;g<e.length;g++){h=e[g];if(h.charAt(0)!=="-")break;h.indexOf(a.prefix)===0&&(d=h.slice(a.prefix.length),StyleFix.camelCase(d)in i||a.properties.push(d))}a.Prefix==
"Ms"&&!("transform"in i)&&!("MsTransform"in i)&&"msTransform"in i&&a.properties.push("transform","transform-origin");a.properties.sort()})();(function(){function b(a,b){e[b]="";e[b]=a;return!!e[b]}var c={"linear-gradient":{property:"backgroundImage",params:"red, teal"},calc:{property:"width",params:"1px + 5%"},element:{property:"backgroundImage",params:"#foo"}},f={initial:"color","zoom-in":"cursor","zoom-out":"cursor",box:"display",flexbox:"display","inline-flexbox":"display"};c["repeating-linear-gradient"]=
c["repeating-radial-gradient"]=c["radial-gradient"]=c["linear-gradient"];a.functions=[];a.keywords=[];var e=document.createElement("div").style,d;for(d in c){var i=c[d],h=i.property,i=d+"("+i.params+")";!b(i,h)&&b(a.prefix+i,h)&&a.functions.push(d)}for(var g in f)h=f[g],!b(g,h)&&b(a.prefix+g,h)&&a.keywords.push(g)})();(function(){function b(a){e.textContent=a+"{}";return!!e.sheet.cssRules.length}var c={":read-only":null,":read-write":null,":any-link":null,"::selection":null},f={keyframes:"name",viewport:null,
document:'regexp(".")'};a.selectors=[];a.atrules=[];var e=h.appendChild(document.createElement("style")),d;for(d in c){var i=d+(c[d]?"("+c[d]+")":"");!b(i)&&b(a.prefixSelector(i))&&a.selectors.push(d)}for(var j in f)i=j+" "+(f[j]||""),!b("@"+i)&&b("@"+a.prefix+i)&&a.atrules.push(j);h.removeChild(e)})();a.valueProperties=["transition","transition-property"];h.className+=" "+a.prefix;StyleFix.register(a.prefixCSS)}})(document.documentElement);