Thunderbird_102_ESR/css/general/attachmentbox_above_mail_content.css
/* Thunderbird userChrome.css tweaks ************************************************************/
/* Github: https://github.com/aris-t2/customcssfortb ********************************************/


#messengerWindow #messagepanebox #messagepane,
#msgNotificationBar{
  -moz-box-ordinal-group: 20 !important;
}

#messengerWindow #messagepanebox #FindToolbar,
#messagepanewrapper {
  -moz-box-ordinal-group: 21 !important;
}

#attachmentView {
  border-top:0 !important;
  border-bottom: 1px solid #a9b7c9 !important;
}

splitter#attachment-splitter[orient="vertical"][collapsed] {
  display: none;
}
 
splitter#attachment-splitter[orient="vertical"] {
  pointer-events: none;
}

#attachmentbucket-sizer{
  -moz-box-ordinal-group: 0 !important;
}

#composeContentBox #attachmentView {
  -moz-box-ordinal-group: 1 !important;
}

#composeContentBox #compose-toolbar-sizer {
  -moz-box-ordinal-group: 2 !important;
}

#composeContentBox #appcontent {
  -moz-box-ordinal-group: 3 !important;
}

#composeContentBox #compose-toolbar-sizer {
  height: 3px !important;
  opacity: 0.1 !important;
}