@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");

#navigator-toolbox-background{
    margin-left: 40px;
}
#browser{
    margin-left: 40px;
}

#tabbrowser-arrowscrollbox{
    position: fixed;
    display: block;
    height: calc(100vh - 48px);
    width: 100vw;
    left: 0;
    top: 48px;
    transform-origin: 50vw 50vw;
    z-index: 1;
    pointer-events: none;
}
#tabbrowser-arrowscrollbox:before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 39px;
    border-top: 1px solid red;
    border-right: 1px solid red;
}
[part=scrollbox]{
    overflow: auto;
    display: block;
    height: calc(100vh - 48px);
    width: 100vw;
    scrollbar-width: none;
}
.tabbrowser-tab{
    min-width: 40px !important;
    width: 40px !important;
    height: 40px !important;
    min-height: unset !important;
    margin: 0;
    padding: 0;
    padding-inline: 0 !important;
    overflow: visible;
    -moz-box-align: end !important;
    display: block;
    pointer-events: all;
}
#tabs-newtab-button{
    pointer-events: all;
}
#scrollbutton-up, #scrollbutton-down{
    display: none;
}

.tab-stack{
    width: auto;
    height: 40px;
}
.tab-background{
    margin: 0 !important;
    padding: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}
.tab-background[selected="true"]{
    border: 1px solid red !important;
    border-right: 0 solid transparent !important;
}
.tab-content{
    height: 40px;
    width: auto;
    padding: 0 !important;
    display: block;
    position: relative;
    -moz-box-align: start !important;
    text-overflow: no-wrap;
}
.tab-icon-stack{
    width: 40px;
    height: 40px;
}
.tab-icon-stack *{
    width: 32px !important;
    height: 32px !important;
    margin: 4px !important;
    padding: 0;
}
.tab-label-container{
    height: auto !important;
    display: block;
    overflow: visible !important;
    position: absolute;
    top: 0;
    left: 40px;
    margin: 0 100px 0 0;
    visibility: hidden;
}
.tab-label-container[selected="true"]{
    visibility: visible;
    position: fixed;
    left: 50px;
    top: 5px;
}
.tab-label{
    line-height: 40px !important;
}
.close-icon{
    display: block;
    position: relative;
    padding: 2px !important;
    margin: 0 !important;
    width: 12px !important;
    height: 12px !important;
    border-radius: 50% !important;
    left: 24px;
    bottom: 16px;
    background-color: rgba(20,20,20,0.4) !important;
}
.close-icon:hover{
    background-color:rgba(20,20,20,0.8) !important
}

#PanelUI-button{
    display: block;
    position: fixed;
    width: 40px;
    height: 40px;
    top: 8px;
    left: 0;
}
#PanelUI-menu-button{
    display: block;
    width: 40px;
    height: 40px;
    margin: 0 !important;
    padding: 0 !important;
}