XiuXianGame/Packages/com.alelievr.NodeGraphProcessor/Editor/Resources/GraphProcessorStyles/EdgeView.uss

.edge {
    --selected-edge-color: #44C0FF;
    --ghost-edge-color: #555555;
    --edge-color: #929292;
    --edge-width: 2;
    --layer:-10;
}

.edge:hover {
    --edge-width: 4;
}

/* Workaround to dynamically change edge size as we can't do it in C# :( */
.edge_1 { --edge-width: 1; } .edge_1:hover { --edge-width: 3; }
.edge_2 { --edge-width: 2; } .edge_2:hover { --edge-width: 4; }
.edge_3 { --edge-width: 3; } .edge_3:hover { --edge-width: 5; }
.edge_4 { --edge-width: 4; } .edge_4:hover { --edge-width: 6; }
.edge_5 { --edge-width: 5; } .edge_5:hover { --edge-width: 7; }
.edge_6 { --edge-width: 6; } .edge_6:hover { --edge-width: 8; }
.edge_7 { --edge-width: 7; } .edge_7:hover { --edge-width: 9; }
.edge_8 { --edge-width: 8; } .edge_8:hover { --edge-width: 10; }
.edge_9 { --edge-width: 9; } .edge_9:hover { --edge-width: 11; }
.edge_10 { --edge-width: 10; } .edge_10:hover { --edge-width: 12; }
.edge_11 { --edge-width: 11; } .edge_11:hover { --edge-width: 13; }
.edge_12 { --edge-width: 12; } .edge_12:hover { --edge-width: 14; }
.edge_13 { --edge-width: 13; } .edge_13:hover { --edge-width: 15; }
.edge_14 { --edge-width: 14; } .edge_14:hover { --edge-width: 16; }
.edge_15 { --edge-width: 15; } .edge_15:hover { --edge-width: 17; }
.edge_16 { --edge-width: 16; } .edge_16:hover { --edge-width: 18; }
.edge_17 { --edge-width: 17; } .edge_17:hover { --edge-width: 19; }
.edge_18 { --edge-width: 18; } .edge_18:hover { --edge-width: 20; }
.edge_19 { --edge-width: 19; } .edge_19:hover { --edge-width: 21; }
.edge_20 { --edge-width: 20; } .edge_20:hover { --edge-width: 22; }