After echarts grapgGL clicks on the legend, its pictures are all stacked on top of each other. How to change this?

echarts grapgGL

  this.KnowledgeOP.setOption({
            tooltip: {
              show: false,
            },
            legend: [{
              selectedMode: false,
              // selectedMode: "single",
              data: categories.map(a => a.name),
            }],
            series: [
              {
                cursor: "auto",
                /*  name: "Les Miserables", */
                type: "graphGL",
                layout: "forceAtlas2",
                data: fliterNodes,
                links,
                categories,
                // 
                symbolSize: 30,
                focusNodeAdjacencyOn: "none",
                forceAtlas2: {
                  stopThreshold: 1,
                  // 
                  steps: 30,
                  // 
                  gravity: 500,
                  // 
                  scaling: 1111,
                  /*   linLogMode:true, */
                  preventOverlap: true,
                  /*      jitterTolerence: 10,
                            edgeWeightInfluence: 4
      */
                },
                // 
                roam: true,
                label: {
                  normal: {
                    show: true,
                    textStyle: {
                      fontSize: 14,
                    },
                  },
                },
              },
            ],
          });
Sep.18,2021
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