/usr/share/javascript/bootstrap-tour/bootstrap-tour.min.css is in libjs-bootstrap-tour 0.11.0+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | .tour-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1100;background-color:#000;opacity:.8;filter:alpha(opacity=80)}.tour-step-backdrop{position:relative;z-index:1101}.tour-step-backdrop>td{position:relative;z-index:1101}.tour-step-background{position:absolute!important;z-index:1100;background:inherit;border-radius:6px}.popover[class*=tour-]{z-index:1102}.popover[class*=tour-] .popover-navigation{padding:9px 14px;overflow:hidden}.popover[class*=tour-] .popover-navigation [data-role=end]{float:right}.popover[class*=tour-] .popover-navigation [data-role=prev],.popover[class*=tour-] .popover-navigation [data-role=next],.popover[class*=tour-] .popover-navigation [data-role=end]{cursor:pointer}.popover[class*=tour-] .popover-navigation [data-role=prev].disabled,.popover[class*=tour-] .popover-navigation [data-role=next].disabled,.popover[class*=tour-] .popover-navigation [data-role=end].disabled{cursor:default}.popover[class*=tour-].orphan{position:fixed;margin-top:0}.popover[class*=tour-].orphan .arrow{display:none}
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