Added options to control different ranges of breakpoints.

layouts/scripts/dist/toolbar/images/icon-desktop.svg

@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none">
+  <path d="M15 20H9" stroke="url(#paint0_linear_17102_17357)" stroke-width="2" stroke-linecap="round"
+        stroke-linejoin="round"/>
+  <path
+    d="M19 5H5C4.44772 5 4 5.44772 4 6V16C4 16.5523 4.44772 17 5 17H19C19.5523 17 20 16.5523 20 16V6C20 5.44772 19.5523 5 19 5Z"
+    stroke="url(#paint1_linear_17102_17357)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+  <defs>
+    <linearGradient id="paint0_linear_17102_17357" x1="9" y1="21" x2="11.3077" y2="17.5385"
+                    gradientUnits="userSpaceOnUse">
+      <stop stop-color="#14181F"/>
+      <stop offset="1" stop-color="#272A31"/>
+    </linearGradient>
+    <linearGradient id="paint1_linear_17102_17357" x1="4" y1="17" x2="22" y2="11" gradientUnits="userSpaceOnUse">
+      <stop stop-color="#14181F"/>
+      <stop offset="1" stop-color="#272A31"/>
+    </linearGradient>
+  </defs>
+</svg>

layouts/scripts/dist/toolbar/images/icon-mobile.svg

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+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none">
+  <path
+    d="M16 3H8C7.44772 3 7 3.44772 7 4V20C7 20.5523 7.44772 21 8 21H16C16.5523 21 17 20.5523 17 20V4C17 3.44772 16.5523 3 16 3Z"
+    stroke="url(#paint0_linear_17102_17362)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+  <path d="M12 18H12.002V18.002H12V18Z" stroke="url(#paint1_linear_17102_17362)" stroke-width="2" stroke-linecap="round"
+        stroke-linejoin="round"/>
+  <defs>
+    <linearGradient id="paint0_linear_17102_17362" x1="7" y1="21" x2="19.2634" y2="19.2967"
+                    gradientUnits="userSpaceOnUse">
+      <stop stop-color="#14181F"/>
+      <stop offset="1" stop-color="#272A31"/>
+    </linearGradient>
+    <linearGradient id="paint1_linear_17102_17362" x1="12" y1="18.002" x2="12.0024" y2="18.0014"
+                    gradientUnits="userSpaceOnUse">
+      <stop stop-color="#14181F"/>
+      <stop offset="1" stop-color="#272A31"/>
+    </linearGradient>
+  </defs>
+</svg>

layouts/scripts/dist/toolbar/images/icon-reset.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="48" width="48">
+  <path
+    d="M22.55 42.65q-6.45-.55-10.85-5.3Q7.3 32.6 7.3 26.1q0-3.95 1.775-7.4t4.975-5.75l2.8 2.85q-2.6 1.6-4.1 4.375-1.5 2.775-1.5 5.925 0 4.9 3.225 8.45 3.225 3.55 8.075 4.1Zm3 0v-4q4.9-.6 8.075-4.125Q36.8 31 36.8 26.1q0-5.2-3.55-8.875T24.5 13.35h-1.1l3.15 3.15-2.4 2.4-7.65-7.65 7.65-7.7 2.4 2.4-3.45 3.4h1.1q6.95 0 11.775 4.9T40.8 26.1q0 6.5-4.4 11.25t-10.85 5.3Z"/>
+</svg>

layouts/scripts/dist/toolbar/images/icon-tablet.svg

@@ -0,0 +1,19 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none">
+  <path
+    d="M20 3H4C3.44772 3 3 3.44772 3 4V20C3 20.5523 3.44772 21 4 21H20C20.5523 21 21 20.5523 21 20V4C21 3.44772 20.5523 3 20 3Z"
+    stroke="url(#paint0_linear_17102_17360)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/>
+  <path d="M12 18H12.002V18.002H12V18Z" stroke="url(#paint1_linear_17102_17360)" stroke-width="2" stroke-linecap="round"
+        stroke-linejoin="round"/>
+  <defs>
+    <linearGradient id="paint0_linear_17102_17360" x1="3" y1="21" x2="24.1765" y2="15.7059"
+                    gradientUnits="userSpaceOnUse">
+      <stop stop-color="#14181F"/>
+      <stop offset="1" stop-color="#272A31"/>
+    </linearGradient>
+    <linearGradient id="paint1_linear_17102_17360" x1="12" y1="18.002" x2="12.0024" y2="18.0014"
+                    gradientUnits="userSpaceOnUse">
+      <stop stop-color="#14181F"/>
+      <stop offset="1" stop-color="#272A31"/>
+    </linearGradient>
+  </defs>
+</svg>