Code für about:config funktioniert nur teilweise

/*  AGENT_SHEET   */

    @-moz-document url-prefix(about:config){
    html {
    background: #ffffff !important;
    margin-top: 70px !important;}
    
    .title{margin-left: 0px !important;}
    
    #warningTitle {
    color: #cc0000 !important; 
    font-size: 42px !important; 
    font-weight: bold !important;}

  #toolbar::before{
    content: "Boersenfegers erweiterte Einstellungen" !important;
    margin-left:-15px!important;
    margin-right: 10px !important;
    background-color: #fffff0 !important;
    color:red !important;
    padding-top: 15px !important;
    font-weight:bold !important;
    font-size:22px!important;}
    
  #toolbar{
      background-color: #fffff0 !important;
  }

    body{ 
    background-color: #fffff0 !important;
    margin-left: auto !important;
    margin-right: auto !important;
    justify-content: center!important;
    align-items: center!important;
    max-width: 1500px !important; /* <-- Hier, Breite bei Bedarf anpassen */
    min-height: 750px !important;
    margin-top: -35px !important;
    margin-bottom: 30px !important;
    padding-top: 25px !important;
    padding-left: 25px !important;
    padding-right: 25px !important;
    padding-bottom:  25px !important;
    border-left-color:  lightblue!important;
    border-top-color:  lightblue!important;
    border-right-color:  dodgerblue!important;
    border-bottom-color:  dodgerblue!important;
    border-radius: 20px !important;
    border-width:  4px !important;
    border-style: outset !important;}    
    
    #search-container{    
    left: 102px !important;
    top:  50px !important;
    position: absolute !important;
    max-width: 1247px !important; /* <-- Hier, Breite bei Bedarf anpassen */
    border:none !important;
    background: none !important;}
    
    #about-config-search{
    margin-top: 20px !important;
    border-radius: 20px !important;
    border-color: blue !important;}
    
    #prefs{
    border-top-left-radius: 20px !important;
    border-top-right-radius: 20px !important;
    border-bottom-left-radius:20px !important;
    border-bottom-right-radius:20px !important;
    border-color: red !important;
    margin-top: 100px !important;}
    
    .deleted > th:nth-child(1),
    .deleted > td:nth-child(2),
    .deleted > td:nth-child(3),
    .deleted > td:nth-child(4){border-top-color: red !important;}
    
    .deleted > th:nth-child(1)::before,
    .deleted > td:nth-child(2)::before,
    .deleted > td:nth-child(3)::before,
    .deleted > td:nth-child(4)::before{
    border-bottom-color: red !important; 
    background-color: #fffff0 !important; }
    
    table#prefs:not([has-visible-prefs=""]) {
    border: 0 !important;}    
     
    table {
    border-top-left-radius: 20px !important;
    border-top-right-radius: 20px !important;
    border-bottom-left-radius:20px !important;
    border-bottom-right-radius:20px !important;}
    
    tr:nth-child(even) {background-color: #fffff0 !important;}
    
    tr:nth-child(even):hover {background-color: #ffeb99 !important;}
    
    tr:nth-child(odd){background: #FFFFFF !important;}
    
    tr:nth-child(odd):hover{background: #ffeb99 !important;}
    
    .button-delete {fill: red !important;}
    
    .button-edit {fill: orange !important; background-color: transparent !important;}
    
    .button-toggle {fill: #00b300 !important; background-color: transparent !important;}
    
    .button-reset {fill: red !important;}    
    
    .button-add {fill: red !important; background-color: transparent !important;}
    
    .button-add:hover {fill: red !important; background-color: #ffff00 !important;}
    
    .button-delete:hover {fill: red !important; background-color: #ffff00 !important;}    
    
    .button-reset:hover {fill: red !important; background-color: #ffff00 !important;}
    
    .button-edit:hover {fill: orange !important; background-color: #ffff00 !important;}
    
    .button-toggle:hover {fill: #00b300 !important; background-color: #ffff00 !important;}
                
    #show-all{
    -moz-appearance:none!important;
    background: #F0F0F0 url("..//icons/Bild3.png") no-repeat !important;
    color:black!important;
    font-size:14px!important;
    text-decoration:none!important;
    padding-right:40px!important;
    padding-left:40px!important;
    padding-bottom: 4px !important;
    padding-top: 2px !important;
    border-left-color:  lightblue!important;
    border-top-color:  lightblue!important;
    border-right-color:  dodgerblue!important;
    border-bottom-color:  dodgerblue!important;
    border-style: outset !important;
    border-width:2px !important;
    background-position:12px 5px!important;
    border-radius:20px!important;}
        
    #show-all:hover{
    -moz-appearance:none!important;
    background: #B2EDFA url("..//icons/Bild3.png") no-repeat !important;
    color:black!important;
    font-size:14px!important;
    text-decoration:none!important;
    background-position:12px 5px!important;
    border-radius:20px!important;
    border-left-color:  #bbddff !important;
    border-top-color:  #bbddff !important;
    border-right-color:  #11508d !important;
    border-bottom-color:  #11508d !important;
    border-style: outset !important;
    border-width:2px !important;}    
    
    #warningButton{
    min-width: 320px !important;
    background: #0060df url("..//icons/warning.png") no-repeat !important;
    min-height: 46px!important;
    background-position:14px 10px!important;
    border-left-color:  lightblue!important;
    border-top-color:  lightblue!important;
    border-right-color:  dodgerblue!important;
    border-bottom-color:  dodgerblue!important;      
    border-width:2px !important;
    border-style: outset !important;
    border-radius:22px!important;}
        
    #warningButton:hover{
    background: #003eaa url("..//icons/warning.png") no-repeat !important;
    background-position:14px 10px!important;
    border-left-color:  lightblue!important;
    border-top-color:  lightblue!important;
    border-right-color:  dodgerblue!important;
    border-bottom-color:  dodgerblue!important;      
    border-width:2px !important;
    border-style: outset !important;
    border-radius:22px!important;}        
    
    tab.tabbrowser-tab[label="Erweiterte Einstellungen"] .tab-text.tab-label {
    background: url("..//icons/magnifier.png") no-repeat !important;
    background-position: 2px 5px !important;
    height: 24px;
    padding-top: 13px;
    color: red;
    font-size: 0px;}
    
    tab.tabbrowser-tab[label="Erweiterte Einstellungen"] .tab-text.tab-label::after{
    content: "about:config";
    font-size: 16px;
    padding-left: 28px; } 
    }