{
  "title":"CSS3 Box-sizing",
  "description":"Method of specifying whether or not an element's borders and padding should be included in size units",
  "spec":"https://www.w3.org/TR/css-sizing/#box-sizing",
  "status":"wd",
  "links":[
    {
      "url":"https://developer.mozilla.org/En/CSS/Box-sizing",
      "title":"MDN Web Docs - CSS box-sizing"
    },
    {
      "url":"http://www.456bereastreet.com/archive/201104/controlling_width_with_css3_box-sizing/",
      "title":"Blog post"
    },
    {
      "url":"https://github.com/Schepp/box-sizing-polyfill",
      "title":"Polyfill for IE"
    },
    {
      "url":"https://css-tricks.com/box-sizing/",
      "title":"CSS Tricks"
    },
    {
      "url":"https://www.webplatform.org/docs/css/properties/box-sizing",
      "title":"WebPlatform Docs"
    }
  ],
  "bugs":[
    {
      "description":"Android browsers do not calculate correctly the dimensions (width and height) of the HTML select element."
    },
    {
      "description":"Safari 6.0.x does not use box-sizing on elements with display: table;"
    },
    {
      "description":"IE9 will subtract the width of the scrollbar to the width of the element when set to position: absolute / fixed , overflow: auto / overflow-y: scroll"
    },
    {
      "description":"IE 8 ignores `box-sizing: border-box` if min/max-width/height is used."
    },
    {
      "description":"Chrome has problems selecting options from the `select` element when using `box-sizing: border-box` and browser zoom level is less than 100%."
    },
    {
      "description":"In IE8, the min-width property applies to `content-box` even if `box-sizing` is set to `border-box`."
    }
  ],
  "categories":[
    "CSS3"
  ],
  "stats":{
    "ie":{
      "5.5":"p",
      "6":"p",
      "7":"p",
      "8":"y",
      "9":"y",
      "10":"y",
      "11":"y"
    },
    "edge":{
      "12":"y",
      "13":"y",
      "14":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y"
    },
    "firefox":{
      "2":"y x",
      "3":"y x",
      "3.5":"y x",
      "3.6":"y x",
      "4":"y x",
      "5":"y x",
      "6":"y x",
      "7":"y x",
      "8":"y x",
      "9":"y x",
      "10":"y x",
      "11":"y x",
      "12":"y x",
      "13":"y x",
      "14":"y x",
      "15":"y x",
      "16":"y x",
      "17":"y x",
      "18":"y x",
      "19":"y x",
      "20":"y x",
      "21":"y x",
      "22":"y x",
      "23":"y x",
      "24":"y x",
      "25":"y x",
      "26":"y x",
      "27":"y x",
      "28":"y x",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y",
      "57":"y",
      "58":"y",
      "59":"y",
      "60":"y",
      "61":"y",
      "62":"y",
      "63":"y",
      "64":"y",
      "65":"y"
    },
    "chrome":{
      "4":"y x",
      "5":"y x",
      "6":"y x",
      "7":"y x",
      "8":"y x",
      "9":"y x",
      "10":"y",
      "11":"y",
      "12":"y",
      "13":"y",
      "14":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y",
      "57":"y",
      "58":"y",
      "59":"y",
      "60":"y",
      "61":"y",
      "62":"y",
      "63":"y",
      "64":"y",
      "65":"y",
      "66":"y",
      "67":"y",
      "68":"y",
      "69":"y",
      "70":"y",
      "71":"y",
      "72":"y",
      "73":"y"
    },
    "safari":{
      "3.1":"y x",
      "3.2":"y x",
      "4":"y x",
      "5":"y x",
      "5.1":"y",
      "6":"y",
      "6.1":"y",
      "7":"y",
      "7.1":"y",
      "8":"y",
      "9":"y",
      "9.1":"y",
      "10":"y",
      "10.1":"y",
      "11":"y",
      "11.1":"y",
      "12":"y",
      "TP":"y"
    },
    "opera":{
      "9":"n",
      "9.5-9.6":"y",
      "10.0-10.1":"y",
      "10.5":"y",
      "10.6":"y",
      "11":"y",
      "11.1":"y",
      "11.5":"y",
      "11.6":"y",
      "12":"y",
      "12.1":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y"
    },
    "ios_saf":{
      "3.2":"y x",
      "4.0-4.1":"y x",
      "4.2-4.3":"y x",
      "5.0-5.1":"y",
      "6.0-6.1":"y",
      "7.0-7.1":"y",
      "8":"y",
      "8.1-8.4":"y",
      "9.0-9.2":"y",
      "9.3":"y",
      "10.0-10.2":"y",
      "10.3":"y",
      "11.0-11.2":"y",
      "11.3-11.4":"y",
      "12":"y"
    },
    "op_mini":{
      "all":"y"
    },
    "android":{
      "2.1":"y x",
      "2.2":"y x",
      "2.3":"y x",
      "3":"y x",
      "4":"y",
      "4.1":"y",
      "4.2-4.3":"y",
      "4.4":"y",
      "4.4.3-4.4.4":"y",
      "67":"y"
    },
    "bb":{
      "7":"y x",
      "10":"y"
    },
    "op_mob":{
      "10":"y",
      "11":"y",
      "11.1":"y",
      "11.5":"y",
      "12":"y",
      "12.1":"y",
      "46":"y"
    },
    "and_chr":{
      "69":"y"
    },
    "and_ff":{
      "62":"y"
    },
    "ie_mob":{
      "10":"y",
      "11":"y"
    },
    "and_uc":{
      "11.8":"y"
    },
    "samsung":{
      "4":"y",
      "5":"y",
      "6.2":"y",
      "7.2":"y"
    },
    "and_qq":{
      "1.2":"y"
    },
    "baidu":{
      "7.12":"y"
    }
  },
  "notes":"Firefox versions before 57 also supported the `padding-box` value for `box-sizing`, though this value was been removed from the specification and later versions of the browser.",
  "notes_by_num":{
    
  },
  "usage_perc_y":96.15,
  "usage_perc_a":0,
  "ucprefix":false,
  "parent":"",
  "keywords":"border-box,content-box",
  "ie_id":"",
  "chrome_id":"",
  "firefox_id":"",
  "webkit_id":"",
  "shown":true
}