var viewport=(function(){var viewPorts=['xs','sm','md','lg','xl'];var viewPortSize=function(){return window.getComputedStyle(document.body,':before').content.replace(/"/g,'')}
var is=function(size){if(viewPorts.indexOf(size)==-1)throw "no valid viewport name given";return viewPortSize()==size}
var isEqualOrGreaterThan=function(size){if(viewPorts.indexOf(size)==-1)throw "no valid viewport name given";return viewPorts.indexOf(viewPortSize())>=viewPorts.indexOf(size)}
var isEqualOrSmallerThan=function(size){if(viewPorts.indexOf(size)==-1)throw "no valid viewport name given";return viewPorts.indexOf(viewPortSize())<=viewPorts.indexOf(size)}
return{viewPortSize:viewPortSize,is:is,isEqualOrGreaterThan:isEqualOrGreaterThan,isEqualOrSmallerThan:isEqualOrSmallerThan,}})()