Scrollbutton anpassen

/* NewTab-Button wird ausgeblendet */
#tabs-newtab-button * {
      display: none !important; 
    }
    
/* Abstand der Tabs vom oberen Rand */
.tabbrowser-tab:not([pinned]) {
      margin-top: 5px !important;
    }        
    
/* Abstand zur Mitte (Url-Bar) */
#TabsToolbar {
      margin-bottom: -2px !important;
    }

/* Abstand Menü-Bar zur Url-Bar */
#toolbar-menubar {
      margin-bottom: -4px !important;
    }
    
/* Abstand Url-Bar zur Lesezeichen-Symbolleiste */
#PersonalToolbar{
      margin-top:-1px!important;
    }

/* Titelbar-Box ganz rechts in Tableiste ausblenden */
hbox.titlebar-spacer { 
      display: none !important; 
    }

/* bei Tableiste unten - Titelbar-Buttons ganz rechts ausblenden */
#TabsToolbar > .titlebar-buttonbox-container {
      display: none !important;
    }

/* New-Tab-Button in der Tab-Toolbar ausblenden */
toolbarbutton#new-tab-button {
      display: none !important; 
    }    

/* Alltabs-Button (Pfeil nach unten) */
toolbarbutton#alltabs-button {
      background: none !important;
      border: 1px solid royalblue !important;
      margin-top: 3px !important;
      margin-bottom: 3px !important;
    }
toolbarbutton#alltabs-button:hover {
      background: lime !important;
      border: 1px solid royalblue !important;
      color: red !important;
    }
    
toolbarbutton#scrollbutton-up {
      background: none !important;
      border: 1px solid royalblue !important;
      margin-top: 3px !important;
      margin-bottom: 3px !important;
    }
toolbarbutton#scrollbutton-up:hover {
      background: yellow !important;
      border: 1px solid royalblue !important;
      color: red !important;
    }

toolbarbutton#scrollbutton-down {
      background: none !important;
      border: 1px solid royalblue !important;
      margin-top: 3px !important;
      margin-bottom: 3px !important;
    }
toolbarbutton#scrollbutton-down:hover {
      background: yellow !important;
      border: 1px solid royalblue !important;
      color: red !important;
    }

/*** Scrollbutton in Lesezeichenordner ***/

toolbarbutton#scrollbutton-up,
toolbarbutton#scrollbutton-down {
    border: 1px solid dodgerblue !important;
    border-radius: 5px !important;
    }

toolbarbutton#scrollbutton-up:hover,
toolbarbutton#scrollbutton-down:hover {
    background: orange !important;
    }