.htmllintrc

{
  "attr-bans": [
    "align",
    "background",
    "bgcolor",
    "border",
    "longdesc",
    "marginwidth",
    "marginheight",
    "scrolling"
  ],
  "attr-name-style": "dash",
  "attr-no-dup": true,
  "attr-no-unsafe-char": true,
  "attr-order": [
    "http-equiv",
    "id",
    "class",
    "style",
    "title",
    "disabled",
    "rel",
    "type",
    "name",
    "property",
    "pattern",
    "required",
    "placeholder",
    "value",
    "content",
    "herf",
    "async",
    "defer",
    "src",
    "alt",
    "target",
    "srcset",
    "sizes",
    "width",
    "height"
  ],
  "attr-req-value": true,
  "class-no-dup": true,
  "class-style": "dash",
  "doctype-first": "smart",
  "doctype-html5": true,
  "focusable-tabindex-style": true,
  "head-req-title": true,
  "head-valid-content-model": true,
  "html-valid-content-model": true,
  "indent-width": 2,
  "id-class-no-ad": true,
  "id-class-style": "dash",
  "id-no-dup": true,
  "img-req-alt": true,
  "img-req-src": true,
  "indent-style": "spaces",
  "input-radio-req-name": true,
  "spec-char-escape": false,
  "tag-bans": [],
  "tag-close": true,
  "tag-name-lowercase": true,
  "tag-name-match": true,
  "tag-self-close": "never",
  "title-no-dup": true
}