diff --git a/src/Explorer/Controls/ThroughputInput/ThroughputInput.less b/src/Explorer/Controls/ThroughputInput/ThroughputInput.less
index 0eed71bec..1698a184d 100644
--- a/src/Explorer/Controls/ThroughputInput/ThroughputInput.less
+++ b/src/Explorer/Controls/ThroughputInput/ThroughputInput.less
@@ -14,3 +14,7 @@
 .throughputInputSpacing > :not(:last-child) {
   margin-bottom: @DefaultSpace;
 }
+.capacitycalculator-link:focus{
+  text-decoration: underline;
+  padding: 2px;
+}
diff --git a/src/Explorer/Controls/ThroughputInput/ThroughputInput.tsx b/src/Explorer/Controls/ThroughputInput/ThroughputInput.tsx
index 1a6d633d7..b0ba034d7 100644
--- a/src/Explorer/Controls/ThroughputInput/ThroughputInput.tsx
+++ b/src/Explorer/Controls/ThroughputInput/ThroughputInput.tsx
@@ -226,6 +226,7 @@ export const ThroughputInput: FunctionComponent<ThroughputInputProps> = ({
               target="_blank"
               href="https://cosmos.azure.com/capacitycalculator/"
               aria-label="capacity calculator of azure cosmos db"
+              className="capacitycalculator-link"
             >
               capacity calculator
             </Link>
diff --git a/src/Explorer/Controls/ThroughputInput/__snapshots__/ThroughputInput.test.tsx.snap b/src/Explorer/Controls/ThroughputInput/__snapshots__/ThroughputInput.test.tsx.snap
index d9ffce3b4..aea398495 100644
--- a/src/Explorer/Controls/ThroughputInput/__snapshots__/ThroughputInput.test.tsx.snap
+++ b/src/Explorer/Controls/ThroughputInput/__snapshots__/ThroughputInput.test.tsx.snap
@@ -714,11 +714,13 @@ exports[`ThroughputInput Pane should render Default properly 1`] = `
              
             <StyledLinkBase
               aria-label="capacity calculator of azure cosmos db"
+              className="capacitycalculator-link"
               href="https://cosmos.azure.com/capacitycalculator/"
               target="_blank"
             >
               <LinkBase
                 aria-label="capacity calculator of azure cosmos db"
+                className="capacitycalculator-link"
                 href="https://cosmos.azure.com/capacitycalculator/"
                 styles={[Function]}
                 target="_blank"
@@ -998,7 +1000,7 @@ exports[`ThroughputInput Pane should render Default properly 1`] = `
               >
                 <a
                   aria-label="capacity calculator of azure cosmos db"
-                  className="ms-Link root-60"
+                  className="ms-Link capacitycalculator-link root-60"
                   href="https://cosmos.azure.com/capacitycalculator/"
                   onClick={[Function]}
                   target="_blank"