change node style

static/icons/Decorator.svg

@@ -1 +1 @@
-<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg t="1603336775409" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="6180" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="200"><defs><style type="text/css"></style></defs><path d="M195.776 194.688a448.064 448.064 0 0 1 760.768 261.312H846.08a336.064 336.064 0 0 0-569.408-181.12l182.08 180.672H183.488l-0.064 0.448H67.456l0.064-0.448H64V64l131.776 130.688z m632.448 634.624A448.064 448.064 0 0 1 67.456 568H177.92a336.064 336.064 0 0 0 569.408 181.12L565.248 568.384h275.264l0.064-0.448h115.968l-0.064 0.448H960V960l-131.776-130.688z" fill="#262626" p-id="6181"></path></svg>
+<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg t="1603437237518" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="1263" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="200"><defs><style type="text/css"></style></defs><path d="M195.776 194.688a448.064 448.064 0 0 1 760.768 261.312H846.08a336.064 336.064 0 0 0-569.408-181.12l182.08 180.672H183.488l-0.064 0.448H67.456l0.064-0.448H64V64l131.776 130.688z m632.448 634.624A448.064 448.064 0 0 1 67.456 568H177.92a336.064 336.064 0 0 0 569.408 181.12L565.248 568.384h275.264l0.064-0.448h115.968l-0.064 0.448H960V960l-131.776-130.688z" fill="#000000" p-id="1264"></path></svg>