style.css

.boxes-bg{
background-color:#ff0fff;
}

.boxes-bg tab{
background-color:#ffff00;
border:none;
margin:0;
-GtkNotebook-initial-gap: 0;
-GtkNotebook-tab-curvature: 0; 
}

GtkTreeView {
    -GtkTreeView-vertical-separator: 15;
    padding-left:20px;
    background-color:#393f3f;
    font-weight:bold;
    background-image: url("images/blank.svg");
    background-repeat:repeat-y;
    background-position: right;
    -GtkWidget-focus-line-width: 0;

}

GtkScrollbar
{
  -GtkRange-slider-width: 0;
  -GtkScrollbar-min-slider-length: 51;
  -GtkScrollbar-has-backward-stepper: false;
  -GtkScrollbar-has-forward-stepper: false;
  
}

GtkPaned
{
  -GtkPaned-handle-size: 0
}

GtkWindow
{
  background-color:#1c1e1d;
}

GtkScrollbar.trough {
  /*background-color: pink;*/

}

GtkTreeView row {
    /*background-color: #eee;*/
}




GtkTreeView row:selected{
     background-image: -gtk-gradient (linear,
                                       left top,
       left bottom,
       from (#3465a4),
       to (darker(#3465a4)));
    color:#fff;
    
    border-width: 0px 12px 0px 0;
    border-image-source: url("images/arrow.svg");
    border-image-slice: 0 12 0 0;
    border-image-width: 0px 12px 0px 0;
    border-image-repeat: stretch;
    border-style: solid;
    border-color:pink;
}

GtkTreeView row{

    color:#eee;
    padding-right:300px;
}
/*
GtkCellRenderer:focus
{
color: green;
}*/

GtkTreeView row:active{
color:#ff00ff;
}