[hud]

I tried to convert an Epub file into PDF but led to many errors such :

1% Converting input to HTML...
InputFormatPlugin: EPUB Input running
on E:\Download\Node.js Complete Reference Guide\Node.js Complete Reference Guide.epub
Found HTML cover OEBPS/cover.xhtml
Parsing all content...
CSSStylesheet: Unknown @rule found. [1:53149: @-webkit-keyframes]
CSSStylesheet: Unknown @rule found. [1:53428: @-moz-keyframes]
CSSStylesheet: Unknown @rule found. [1:53704: @-o-keyframes]
CSSStylesheet: Unknown @rule found. [1:53978: @keyframes]
PropertyValue: No match: (u'CHAR', u':', 1, 57629)
PropertyValue: Unknown syntax or no value: progidXImageTransform.Microsoft.gradient( startColorstr='#d8d8d8', endColorstr='#f2f2f2', GradientType=0 )
CSSStyleDeclaration: Syntax Error in Property: filterrogidXImageTransform.Microsoft.gradient( startColorstr='#d8d8d8', endColorstr='#f2f2f2', GradientType=0 )
CSSStylesheet: Unknown @rule found. [1:65492: @-webkit-keyframes]
CSSStylesheet: Unknown @rule found. [1:65953: @-moz-keyframes]
CSSStylesheet: Unknown @rule found. [1:66411: @-o-keyframes]
CSSStylesheet: Unknown @rule found. [1:66867: @keyframes]
CSSStylesheet: Unknown @rule found. [1:67320: @-webkit-keyframes]
CSSStylesheet: Unknown @rule found. [1:67891: @-moz-keyframes]
CSSStylesheet: Unknown @rule found. [1:68459: @-o-keyframes]
CSSStylesheet: Unknown @rule found. [1:69025: @keyframes]
CSSStylesheet: Unknown @rule found. [1:69588: @-webkit-keyframes]
CSSStylesheet: Unknown @rule found. [1:70019: @-moz-keyframes]
CSSStylesheet: Unknown @rule found. [1:70447: @-o-keyframes]
CSSStylesheet: Unknown @rule found. [1:70873: @keyframes]
Selector: Unexpected start of pseudo. [1:162217: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:after:hover
Selector: Unexpected start of pseudo. [1:162257: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:after:hover .pagination-label
Selector: Unexpected start of pseudo. [1:162315: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:after:hover .pagination-label:after
Selector: Unexpected start of pseudo. [1:162379: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:after:hover .pagination-label:before
Selector: Unexpected start of pseudo. [1:162445: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:before:hover
Selector: Unexpected start of pseudo. [1:162486: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:before:hover .pagination-label
Selector: Unexpected start of pseudo. [1:162545: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:before:hover .pagination-label:after
Selector: Unexpected start of pseudo. [1:162610: :hover]
SelectorList: Invalid Selector: .no-touch .pagination-label:before:hover .pagination-label:before
CSSStylesheet: CSSCharsetRule only allowed at beginning of stylesheet. [2:1: @charset ]
CSSStylesheet: Unknown @rule found. [4:1591: @-webkit-keyframes]
CSSStylesheet: Unknown @rule found. [4:1739: @keyframes]
PropertyValue: No match: (u'CHAR', u':', 4, 1906)
PropertyValue: Unknown syntax or no value: progidXImageTransform.Microsoft.BasicImage(rotat ion=1)
CSSStyleDeclaration: Syntax Error in Property: filterrogidXImageTransform.Microsoft.BasicImag e(rotation=1)
PropertyValue: No match: (u'CHAR', u':', 4, 2069)
PropertyValue: Unknown syntax or no value: progidXImageTransform.Microsoft.BasicImage(rotat ion=2)
CSSStyleDeclaration: Syntax Error in Property: filterrogidXImageTransform.Microsoft.BasicImag e(rotation=2)
PropertyValue: No match: (u'CHAR', u':', 4, 2235)
PropertyValue: Unknown syntax or no value: progidXImageTransform.Microsoft.BasicImage(rotat ion=3)
CSSStyleDeclaration: Syntax Error in Property: filterrogidXImageTransform.Microsoft.BasicImag e(rotation=3)
PropertyValue: No match: (u'CHAR', u':', 4, 2406)
PropertyValue: Unknown syntax or no value: progidXImageTransform.Microsoft.BasicImage(rotat ion=0, mirror=1)
CSSStyleDeclaration: Syntax Error in Property: filterrogidXImageTransform.Microsoft.BasicImag e(rotation=0, mirror=1)
PropertyValue: No match: (u'CHAR', u':', 4, 2579)
PropertyValue: Unknown syntax or no value: progidXImageTransform.Microsoft.BasicImage(rotat ion=2, mirror=1)
CSSStyleDeclaration: Syntax Error in Property: filterrogidXImageTransform.Microsoft.BasicImag e(rotation=2, mirror=1)...
How to solve this ? (attachment file cannot be uploaded.. why?)