struct ContentView: View {
   @Namespace var glassSpace

   var body: some View {
      ZStack {
         Image("spot1")
            .resizable()
            .scaledToFit()
         GlassEffectContainer {
            HStack {
               Image(systemName: "arrow.left.circle")
                  .font(.largeTitle)
                  .padding()
                  .glassEffect(.regular.interactive())
                  .glassEffectUnion(id: 1, namespace: glassSpace)
               Image(systemName: "arrow.right.circle")
                  .font(.largeTitle)
                  .padding()
                  .glassEffect(.regular.interactive())
                  .glassEffectUnion(id: 1, namespace: glassSpace)
            }
         }
      }
   }
}