issue dropped. opera 12 an old browser and there should always be css errors. css er use to solve cross browser html issues.
issue dropped. opera 12 an old browser and there should always be css errors. css er use to solve cross browser html issues.

 87) opera 12 - check errors - 111 errors :
            Invalid value for property: white-space
          white-space: -moz-pre-wrap !important;  /* Mozilla, since 1999 */
      ------------------------------------------^	Linked-in stylesheet	application.css:66
            Invalid value for property: white-space
          white-space: -o-pre-wrap;    /* Opera 7 */
      -----------------------------^	Linked-in stylesheet	application.css:67
            word-break is an unknown property
          word-break: break-all;
      ---------------^	Linked-in stylesheet	application.css:70
            -ms-text-size-adjust is an unknown property
          -ms-text-size-adjust: 100%; /* 2 */
      -------------------------^	Linked-in stylesheet	normalize.css:69
            -webkit-text-size-adjust is an unknown property
          -webkit-text-size-adjust: 100%; /* 2 */
      -----------------------------^	Linked-in stylesheet	normalize.css:70
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:154
            -webkit-appearance is an unknown property
          -webkit-appearance: button; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:329
            -webkit-appearance is an unknown property
          -webkit-appearance: textfield; /* 1 */
      -----------------------^	Linked-in stylesheet	normalize.css:360
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:361
            -webkit-box-sizing is an unknown property
          -webkit-box-sizing: content-box; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:362
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-cancel-button,
      --------------------------------------------------^	Linked-in stylesheet	normalize.css:371
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-decoration {
      -----------------------------------------------^	Linked-in stylesheet	normalize.css:372
            -webkit-appearance is an unknown property
          -webkit-appearance: none;
      -----------------------^	Linked-in stylesheet	normalize.css:373
            "::" not followed by known pseudo element
      button::-moz-focus-inner,
      ------------------------^	Linked-in stylesheet	normalize.css:380
            "::" not followed by known pseudo element
      input::-moz-focus-inner {
      -----------------------^	Linked-in stylesheet	normalize.css:381
            Unknown pseudo class
      *,:x
      ----^	HTML style attribute	HTML style attribute:1
            Invalid value for property: zoom
      border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1
      -------------------------------------------------------------^	HTML style attribute	auth:1
            Invalid value for property: zoom
      1
      -^	DOM style property	auth:1
            text-wrap is an unknown property
      text-wrap: none
      ----------^	HTML style attribute	en:1
            -ms-text-size-adjust is an unknown property
          -ms-text-size-adjust: 100%; /* 2 */
      -------------------------^	Linked-in stylesheet	normalize.css:69
            -webkit-text-size-adjust is an unknown property
          -webkit-text-size-adjust: 100%; /* 2 */
      -----------------------------^	Linked-in stylesheet	normalize.css:70
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:154
            -webkit-appearance is an unknown property
          -webkit-appearance: button; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:329
            -webkit-appearance is an unknown property
          -webkit-appearance: textfield; /* 1 */
      -----------------------^	Linked-in stylesheet	normalize.css:360
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:361
            -webkit-box-sizing is an unknown property
          -webkit-box-sizing: content-box; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:362
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-cancel-button,
      --------------------------------------------------^	Linked-in stylesheet	normalize.css:371
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-decoration {
      -----------------------------------------------^	Linked-in stylesheet	normalize.css:372
            -webkit-appearance is an unknown property
          -webkit-appearance: none;
      -----------------------^	Linked-in stylesheet	normalize.css:373
            "::" not followed by known pseudo element
      button::-moz-focus-inner,
      ------------------------^	Linked-in stylesheet	normalize.css:380
            "::" not followed by known pseudo element
      input::-moz-focus-inner {
      -----------------------^	Linked-in stylesheet	normalize.css:381
            Invalid value for property: white-space
          white-space: -moz-pre-wrap !important;  /* Mozilla, since 1999 */
      ------------------------------------------^	Linked-in stylesheet	application.css:66
            Invalid value for property: white-space
          white-space: -o-pre-wrap;    /* Opera 7 */
      -----------------------------^	Linked-in stylesheet	application.css:67
            word-break is an unknown property
          word-break: break-all;
      ---------------^	Linked-in stylesheet	application.css:70
            Unknown pseudo class
      *,:x
      ----^	HTML style attribute	HTML style attribute:1
            Invalid value for property: zoom
      border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1
      -------------------------------------------------------------^	HTML style attribute	en:1
            Invalid value for property: zoom
      1
      -^	DOM style property	en:1
            text-wrap is an unknown property
      text-wrap: none
      ----------^	HTML style attribute	en:1
            Invalid value for property: white-space
          white-space: -moz-pre-wrap !important;  /* Mozilla, since 1999 */
      ------------------------------------------^	Linked-in stylesheet	application.css:67
            Invalid value for property: white-space
          white-space: -o-pre-wrap;    /* Opera 7 */
      -----------------------------^	Linked-in stylesheet	application.css:68
            word-break is an unknown property
          word-break: break-all;
      ---------------^	Linked-in stylesheet	application.css:73
            Unknown pseudo class
      *,:x
      ----^	HTML style attribute	HTML style attribute:1
            -ms-text-size-adjust is an unknown property
          -ms-text-size-adjust: 100%; /* 2 */
      -------------------------^	Linked-in stylesheet	normalize.css:69
            -webkit-text-size-adjust is an unknown property
          -webkit-text-size-adjust: 100%; /* 2 */
      -----------------------------^	Linked-in stylesheet	normalize.css:70
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:154
            -webkit-appearance is an unknown property
          -webkit-appearance: button; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:329
            -webkit-appearance is an unknown property
          -webkit-appearance: textfield; /* 1 */
      -----------------------^	Linked-in stylesheet	normalize.css:360
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:361
            -webkit-box-sizing is an unknown property
          -webkit-box-sizing: content-box; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:362
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-cancel-button,
      --------------------------------------------------^	Linked-in stylesheet	normalize.css:371
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-decoration {
      -----------------------------------------------^	Linked-in stylesheet	normalize.css:372
            -webkit-appearance is an unknown property
          -webkit-appearance: none;
      -----------------------^	Linked-in stylesheet	normalize.css:373
            "::" not followed by known pseudo element
      button::-moz-focus-inner,
      ------------------------^	Linked-in stylesheet	normalize.css:380
            "::" not followed by known pseudo element
      input::-moz-focus-inner {
      -----------------------^	Linked-in stylesheet	normalize.css:381
            Invalid value for property: zoom
      border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1
      -------------------------------------------------------------^	HTML style attribute	en:1
            Invalid value for property: zoom
      1
      -^	DOM style property	en:1
            text-wrap is an unknown property
      text-wrap: none
      ----------^	HTML style attribute	gifts:1
            Invalid value for property: white-space
          white-space: -moz-pre-wrap !important;  /* Mozilla, since 1999 */
      ------------------------------------------^	Linked-in stylesheet	application.css:67
            Invalid value for property: white-space
          white-space: -o-pre-wrap;    /* Opera 7 */
      -----------------------------^	Linked-in stylesheet	application.css:68
            word-break is an unknown property
          word-break: break-all;
      ---------------^	Linked-in stylesheet	application.css:73
            Unknown pseudo class
      *,:x
      ----^	HTML style attribute	HTML style attribute:1
            -ms-text-size-adjust is an unknown property
          -ms-text-size-adjust: 100%; /* 2 */
      -------------------------^	Linked-in stylesheet	normalize.css:69
            -webkit-text-size-adjust is an unknown property
          -webkit-text-size-adjust: 100%; /* 2 */
      -----------------------------^	Linked-in stylesheet	normalize.css:70
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:154
            -webkit-appearance is an unknown property
          -webkit-appearance: button; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:329
            -webkit-appearance is an unknown property
          -webkit-appearance: textfield; /* 1 */
      -----------------------^	Linked-in stylesheet	normalize.css:360
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:361
            -webkit-box-sizing is an unknown property
          -webkit-box-sizing: content-box; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:362
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-cancel-button,
      --------------------------------------------------^	Linked-in stylesheet	normalize.css:371
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-decoration {
      -----------------------------------------------^	Linked-in stylesheet	normalize.css:372
            -webkit-appearance is an unknown property
          -webkit-appearance: none;
      -----------------------^	Linked-in stylesheet	normalize.css:373
            "::" not followed by known pseudo element
      button::-moz-focus-inner,
      ------------------------^	Linked-in stylesheet	normalize.css:380
            "::" not followed by known pseudo element
      input::-moz-focus-inner {
      -----------------------^	Linked-in stylesheet	normalize.css:381
            Invalid value for property: zoom
      border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1
      -------------------------------------------------------------^	HTML style attribute	gifts:1
            Invalid value for property: zoom
      1
      -^	DOM style property	gifts:1
            text-wrap is an unknown property
      text-wrap: none
      ----------^	HTML style attribute	gifts:1
            Invalid value for property: white-space
          white-space: -moz-pre-wrap !important;  /* Mozilla, since 1999 */
      ------------------------------------------^	Linked-in stylesheet	application.css:67
            word-break is an unknown property
          word-break: break-all;
      ---------------^	Linked-in stylesheet	application.css:72
            Unknown pseudo class
      *,:x
      ----^	HTML style attribute	HTML style attribute:1
            -ms-text-size-adjust is an unknown property
          -ms-text-size-adjust: 100%; /* 2 */
      -------------------------^	Linked-in stylesheet	normalize.css:69
            -webkit-text-size-adjust is an unknown property
          -webkit-text-size-adjust: 100%; /* 2 */
      -----------------------------^	Linked-in stylesheet	normalize.css:70
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:154
            -webkit-appearance is an unknown property
          -webkit-appearance: button; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:329
            -webkit-appearance is an unknown property
          -webkit-appearance: textfield; /* 1 */
      -----------------------^	Linked-in stylesheet	normalize.css:360
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:361
            -webkit-box-sizing is an unknown property
          -webkit-box-sizing: content-box; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:362
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-cancel-button,
      --------------------------------------------------^	Linked-in stylesheet	normalize.css:371
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-decoration {
      -----------------------------------------------^	Linked-in stylesheet	normalize.css:372
            -webkit-appearance is an unknown property
          -webkit-appearance: none;
      -----------------------^	Linked-in stylesheet	normalize.css:373
            "::" not followed by known pseudo element
      button::-moz-focus-inner,
      ------------------------^	Linked-in stylesheet	normalize.css:380
            "::" not followed by known pseudo element
      input::-moz-focus-inner {
      -----------------------^	Linked-in stylesheet	normalize.css:381
            Invalid value for property: zoom
      border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1
      -------------------------------------------------------------^	HTML style attribute	gifts:1
            Invalid value for property: zoom
      1
      -^	DOM style property	gifts:1
            text-wrap is an unknown property
      text-wrap: none
      ----------^	HTML style attribute	gifts:1
            Invalid value for property: white-space
          white-space: -moz-pre-wrap !important;  /* Mozilla, since 1999 */
      ------------------------------------------^	Linked-in stylesheet	application.css:67
            word-break is an unknown property
          word-break: break-all;
      ---------------^	Linked-in stylesheet	application.css:72
            Unknown pseudo class
      *,:x
      ----^	HTML style attribute	HTML style attribute:1
            -ms-text-size-adjust is an unknown property
          -ms-text-size-adjust: 100%; /* 2 */
      -------------------------^	Linked-in stylesheet	normalize.css:69
            -webkit-text-size-adjust is an unknown property
          -webkit-text-size-adjust: 100%; /* 2 */
      -----------------------------^	Linked-in stylesheet	normalize.css:70
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:154
            -webkit-appearance is an unknown property
          -webkit-appearance: button; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:329
            -webkit-appearance is an unknown property
          -webkit-appearance: textfield; /* 1 */
      -----------------------^	Linked-in stylesheet	normalize.css:360
            -moz-box-sizing is an unknown property
          -moz-box-sizing: content-box;
      --------------------^	Linked-in stylesheet	normalize.css:361
            -webkit-box-sizing is an unknown property
          -webkit-box-sizing: content-box; /* 2 */
      -----------------------^	Linked-in stylesheet	normalize.css:362
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-cancel-button,
      --------------------------------------------------^	Linked-in stylesheet	normalize.css:371
            "::" not followed by known pseudo element
      input[type="search"]::-webkit-search-decoration {
      -----------------------------------------------^	Linked-in stylesheet	normalize.css:372
            -webkit-appearance is an unknown property
          -webkit-appearance: none;
      -----------------------^	Linked-in stylesheet	normalize.css:373
            "::" not followed by known pseudo element
      button::-moz-focus-inner,
      ------------------------^	Linked-in stylesheet	normalize.css:380
            "::" not followed by known pseudo element
      input::-moz-focus-inner {
      -----------------------^	Linked-in stylesheet	normalize.css:381
            Invalid value for property: zoom
      border:0;margin:0;width:1px;padding:1px;display:inline;zoom:1
      -------------------------------------------------------------^	HTML style attribute	gifts:1
            Invalid value for property: zoom
      1
      -^	DOM style property	gifts:1

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