{"action":"opened","issue":{"url":"https://api.github.com/repos/sass/libsass/issues/917","labels_url":"https://api.github.com/repos/sass/libsass/issues/917/labels{/name}","comments_url":"https://api.github.com/repos/sass/libsass/issues/917/comments","events_url":"https://api.github.com/repos/sass/libsass/issues/917/events","html_url":"https://github.com/sass/libsass/issues/917","id":59787992,"number":917,"title":"Font calculation gives an error: \"is not a valid CSS value\"","user":{"login":"soundstep","id":133293,"avatar_url":"https://avatars.githubusercontent.com/u/133293?v=3","gravatar_id":"","url":"https://api.github.com/users/soundstep","html_url":"https://github.com/soundstep","followers_url":"https://api.github.com/users/soundstep/followers","following_url":"https://api.github.com/users/soundstep/following{/other_user}","gists_url":"https://api.github.com/users/soundstep/gists{/gist_id}","starred_url":"https://api.github.com/users/soundstep/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/soundstep/subscriptions","organizations_url":"https://api.github.com/users/soundstep/orgs","repos_url":"https://api.github.com/users/soundstep/repos","events_url":"https://api.github.com/users/soundstep/events{/privacy}","received_events_url":"https://api.github.com/users/soundstep/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-03-04T11:55:36Z","updated_at":"2015-03-04T11:55:36Z","closed_at":null,"body":"**libsass version**\r\n3.1.0\r\n\r\n**node sass version**\r\n2.0.1\r\n\r\n**ruby sass version:**\r\n3.4.13\r\n\r\n**OSX**\r\n10.9.1\r\n\r\n**node**\r\nv0.10.35\r\n\r\n-------------------------------\r\n\r\nI found this issue updating the grunt-sass npm module to its latest version (v0.18.0) which has node-sass 2.0.1 as a dependency, which is using libsass 3.1.0.\r\n\r\nThe following code is executing correctly with the ruby sass library but I got an error with the node-sass library.\r\n\r\n```\r\n./node_modules/node-sass/bin/node-sass main.scss main.css\r\n```\r\n\r\n```\r\n{\r\n  \"status\": 1,\r\n  \"file\": \"main.scss\",\r\n  \"line\": 25,\r\n  \"column\": 14,\r\n  \"message\": \"6.25px/px/rem is not a valid CSS value\",\r\n  \"code\": 1\r\n}\r\n```\r\n\r\nHere is the code used:\r\n\r\nhttps://gist.github.com/soundstep/abad27d4ac44682b0d05\r\n\r\nTest the code:\r\n\r\nhttp://codepen.io/soundstep/pen/EapbOx\r\n\r\n*The code above was also working correctly with the node-sass 0.8.6*"}}