>60</span><span>, -</span><span class="number-literal">40</span><span>)
        .</span><span class="identifier">modifyMaterial</span><span>(
          </span><span class="identifier">_</span><span>.</span><span class="identifier">withOverlay</span><span>(
            </span><span class="type-name">Fill</span><span>.</span><span class="type-name">LinearGradient</span><span>(</span><span class="type-name">Point</span><span>.</span><span class="identifier">zero</span><span>, </span><span class="type-name">RGB