set to default color

components/content/MolstarPdbePlugin.vue

@@ -101,7 +101,7 @@ watch(selectedPdb, (selectedPdb, prevSelectPdb) => {
     <v-row justify="center">
         <v-dialog v-model="dialog" transition="dialog-bottom-transition" fullscreen :scrim="false">
             <v-card flat :rounded="false">
-                <v-toolbar color="primary">
+                <v-toolbar>
                     <v-toolbar-title>Strucutures</v-toolbar-title>
                     <v-select v-model="selectedPdb" label="Select PDB" :items="refinedDataUrls"
                         hide-details="auto"></v-select>