css - Bootstrap 3 でブラウザー固有のセレクターの css 警告を解決するにはどうすればよいですか?

Question

bootstrap.js と css ファイルをインクルードして Google Chrome のコンソールを開くと、「無効な CSS プロパティ xxx」という出力がたくさんあります。これは、ブートストラップ 2.3.2 では見たことがありません。

以下の警告をコピーしました。彼らは私のコンソールを混雑させます:

Invalid CSS selector: button::-moz-focus-inner,input::-moz-focus-inner (12:59:57:616 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS selector: .form-control:-moz-placeholder (12:59:57:630 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS selector: .form-control::-moz-placeholder (12:59:57:631 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS selector: .form-control:-ms-input-placeholder (12:59:57:661 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS property name: -webkit-overflow-scrolling (12:59:57:662 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS property value: transform .3s ease-out (12:59:57:663 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS property value: -webkit-linear-gradient(left,color-stop(rgba(0,0,0,0.5) 0),color-stop(rgba(0,0,0,0.0001) 100%)) (12:59:57:664 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS property value: -webkit-linear-gradient(left,color-stop(rgba(0,0,0,0.0001) 0),color-stop(rgba(0,0,0,0.5) 100%)) (12:59:57:670 | warning, css)
  at public_html/css/bootstrap.min.css:9
Invalid CSS property value: -webkit-linear-gradient(top,#fff,0%,#e6e6e6,100%) (12:59:57:674 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#428bca,0%,#3071a9,100%) (12:59:57:675 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#5cb85c,0%,#449d44,100%) (12:59:57:683 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#f0ad4e,0%,#ec971f,100%) (12:59:57:684 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#d9534f,0%,#c9302c,100%) (12:59:57:684 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#5bc0de,0%,#31b0d5,100%) (12:59:57:685 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#428bca,0%,#357ebd,100%) (12:59:57:685 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#fff,0%,#f8f8f8,100%) (12:59:57:691 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#3c3c3c,0%,#222,100%) (12:59:57:692 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#dff0d8,0%,#c8e5bc,100%) (12:59:57:693 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#d9edf7,0%,#b9def0,100%) (12:59:57:694 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#fcf8e3,0%,#f8efc0,100%) (12:59:57:694 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#f2dede,0%,#e7c3c3,100%) (12:59:57:695 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#ebebeb,0%,#f5f5f5,100%) (12:59:57:696 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#428bca,0%,#3071a9,100%) (12:59:57:696 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#5cb85c,0%,#449d44,100%) (12:59:57:697 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#5bc0de,0%,#31b0d5,100%) (12:59:57:701 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#f0ad4e,0%,#ec971f,100%) (12:59:57:701 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#d9534f,0%,#c9302c,100%) (12:59:57:702 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#428bca,0%,#3278b3,100%) (12:59:57:702 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#f5f5f5,0%,#e8e8e8,100%) (12:59:57:703 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#428bca,0%,#357ebd,100%) (12:59:57:704 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#dff0d8,0%,#d0e9c6,100%) (12:59:57:704 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#d9edf7,0%,#c4e3f3,100%) (12:59:57:705 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#fcf8e3,0%,#faf2cc,100%) (12:59:57:705 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#f2dede,0%,#ebcccc,100%) (12:59:57:706 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1
Invalid CSS property value: -webkit-linear-gradient(top,#e8e8e8,0%,#f5f5f5,100%) (12:59:57:707 | warning, css)
  at public_html/css/bootstrap-theme.min.css:1

(コードを再フォーマットすると、stackoverflow から説明に詳細を追加するように求められました。同じ問題に遭遇しました。これは Google 検索結果で最も関連性の高い質問です。誰かが解決策を持っていることを願っています。)