Fix external link icon (#531)

* update about page external link icon

* update external link icon on about page

* update external icon on home page

* Update home.html

* Update process.html

* update process page external link

_sass/base/_typography.scss

@@ -111,3 +111,34 @@ li {
     @include u-text("primary-vivid");
   }
 }
+.usa-link--icon{
+  text-decoration: underline;
+}
+.usa-link--icon::after {
+  background-image: url($baseurl + "/assets/images/icons/launch.svg");
+  background-repeat: no-repeat;
+  background-size: contain;
+  color: #1b2b85;
+  width: 1.75ex;
+  /* background-position: center; */
+  content: "";
+  display: inline-block;
+  height: 1.75ex;
+  margin-left: 2px;
+  margin-top: 0.7ex;
+  position: relative;
+}
+
+.usa-link-icon-alt::after {
+  background-image: url($baseurl + "/assets/images/icons/launch-white.svg");
+  background-repeat: no-repeat;
+  background-size: contain;
+  width: 1.75ex;
+  /* background-position: center; */
+  content: "";
+  display: inline-block;
+  height: 1.75ex;
+  margin-left: 2px;
+  margin-top: 0.7ex;
+  position: relative;
+}

pages/about.html

@@ -130,7 +130,7 @@ <h2>Diversity, Equity, Inclusion, & Accessibility</h2>
           </p>
           <p>
             U.S. Digital Corps is proud to be an equal opportunity employer. Read our full EEO Statement
-            <a class="usa-link usa-link--alt usa-link--external" target="_blank" rel="noopener"
+            <a class="usa-link usa-link-icon-alt" target="_blank" rel="noopener"
               href="https://www.gsa.gov/reference/civil-rights-programs/equal-employment-opportunity">here</a>.
           </p>
         </div>
@@ -153,9 +153,9 @@ <h2 class="text-ink padding-top-4">
         The U.S. Digital Corps was launched in August 2021 by the Biden administration, in a collaboration between the
         General Services Administration (GSA), the White House Office of Management and Budget, the Office of Personnel
         Management, the Cybersecurity and Infrastructure Security Agency, and the White House Office of Science and
-        Technology Policy. It is a cross&#8209;government fellowship opportunity operated by the GSA’s <a class="usa-link usa-link--external" 
+        Technology Policy. It is a cross&#8209;government fellowship opportunity operated by the GSA’s <a class="usa-link usa-link--icon" 
           href="https://www.gsa.gov/about-us/organization/federal-acquisition-service/technology-transformation-services">
-          Technology Transformation Services</a> (TTS).
+          Technology Transformation Services </a> (TTS).
       </p>
       <p class="text-left margin-bottom-0 padding-bottom-2">
         The idea for a Digital Corps was sparked by technologists across government who identified a gap in the federal

pages/home.html

@@ -95,7 +95,7 @@ <h3 class="twoline">Mentorship and <br class="display-none tablet:display-inline
             <a class="usa-button" href="{{site.baseurl}}/fellows/">
               <div class="box-pane">
                 <h2>Our Fellows</h2>
-                <p class="usa-link--alt usa-link--external">
+                <p>
                   Read more about our USDC Fellows
                 </p>
               </div>
@@ -109,7 +109,7 @@ <h2>Our Fellows</h2>
             <a class="usa-button" href="{{site.baseurl}}/projects/">
               <div class="box-pane">
                 <h2>Agency Impact</h2>
-                <p class="usa-link--alt usa-link--external">
+                <p>
                   Make a difference for the American public
                 </p>
               </div>
@@ -127,7 +127,7 @@ <h2>Agency Impact</h2>
             <a class="usa-button" href="{{site.baseurl}}/opportunity/">
               <div class="box-pane">
                 <h2>The Opportunity</h2>
-                <p class="usa-link--alt usa-link--external">
+                <p>
                   Work on meaningful innovation
                 </p>
               </div>
@@ -141,7 +141,7 @@ <h2>The Opportunity</h2>
             <a class="usa-button" href="{{site.baseurl}}/about/">
               <div class="box-pane">
                 <h2>Who we are</h2>
-                <p class="usa-link--alt usa-link--external">
+                <p>
                   Learn about our mission and values
                 </p>
               </div>

pages/process.html

@@ -92,7 +92,7 @@ <h3 class="usa-process-list__heading">Understand your eligibility</h3>
                             <li>
                                 You meet the eligibility requirements for the Pathways Recent Graduates program <strong>(currently enrolled students must graduate by July 14, 2024 to be eligible)</strong>:
                                 <ul>
-                                    <li>You are a recent graduate who has received an associates, bachelors, masters, professional, doctorate degree or certificate from a <a target="_blank" href="https://ope.ed.gov/dapip/" data-proofer-ignore>qualifying educational institution</a> within the past two years (November 2021 or after), <strong>OR</strong></li>
+                                    <li>You are a recent graduate who has received an associates, bachelors, masters, professional, doctorate degree or certificate from a <a class="usa-link usa-link--icon" target="_blank" href="https://ope.ed.gov/dapip/" data-proofer-ignore>qualifying educational institution</a> within the past two years (November 2021 or after), <strong>OR</strong></li>
                                     <li>You are a preference-eligible Veteran who was precluded from applying within two years of meeting the above educational requirements due to a military service obligation. You have been discharged/released from active duty within the last two years, and it has not been more than six years from the date you originally met the educational requirements.</li>
                                 </ul>
                             </li>