[www] Add note for people who don't like curl | sh

www/ghcup.css

@@ -80,7 +80,7 @@ body#idx p {
     margin-bottom: 2em;
 }
 
-body#idx p.other-platforms-help {
+body#idx p.other-help {
     font-size: 0.6em;
 }
 

www/index.html

@@ -27,19 +27,19 @@
       <div id="platform-instructions-linux" class="instructions" style="display: none;">
         <p>Run the following in your terminal, then follow the onscreen instructions.</p>
         <pre>curl https://get-ghcup.haskell.org -sSf | sh</pre>
-        <p class="other-platforms-help">You appear to be running Linux. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
+        <p class="other-help">If you don't like curl | sh, see <a href="https://github.com/haskell/ghcup#manual-install">other installation methods</a>.<br/>You appear to be running Linux. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
       </div>
 
       <div id="platform-instructions-mac" class="instructions" style="display: none;">
         <p>Run the following in your terminal, then follow the onscreen instructions.</p>
         <pre>curl https://get-ghcup.haskell.org -sSf | sh</pre>
-        <p class="other-platforms-help">You appear to be running Mac OS X. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
+        <p class="other-help">If you don't like curl | sh, see <a href="https://github.com/haskell/ghcup#manual-install">other installation methods</a>.<br/>You appear to be running Mac OS X. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
       </div>
 
       <div id="platform-instructions-freebsd" class="instructions" style="display: none;">
         <p>Run the following in your terminal, then follow the onscreen instructions.</p>
         <pre>curl https://get-ghcup.haskell.org -sSf | sh</pre>
-        <p class="other-platforms-help">You appear to be running FreeBSD. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
+        <p class="other-help">If you don't like curl | sh, see <a href="https://github.com/haskell/ghcup#manual-install">other installation methods</a>.<br/>You appear to be running FreeBSD. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
       </div>
 
       <div id="platform-instructions-win32" class="instructions">
@@ -47,7 +47,7 @@
           To install Haskell, follow the instructions on
           <a class="windows-download" href="https://www.haskell.org/platform/#windows">Haskell Platform</a>
         </p>
-        <p class="other-platforms-help">You appear to be running Windows 32-bit. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
+        <p class="other-help">You appear to be running Windows 32-bit. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
       </div>
 
       <div id="platform-instructions-win64" class="instructions" style="display: none;">
@@ -55,7 +55,7 @@
           To install Haskell, follow the instructions on
           <a class="windows-download" href="https://www.haskell.org/platform/#windows">Haskell Platform</a>
         </p>
-        <p class="other-platforms-help">You appear to be running Windows 64-bit. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
+        <p class="other-help">You appear to be running Windows 64-bit. If not, <a class="default-platform-button" href="#">display all supported installers</a>.</p>
       </div>
 
       <div id="platform-instructions-unknown" class="instructions" style="display: none;">
@@ -79,6 +79,7 @@
         <div>
           <p>If you are running Linux, Mac OS X or FreeBSD,<br/>run the following in your terminal, then follow the onscreen instructions.</p>
           <pre>curl https://get-ghcup.haskell.org -sSf | sh</pre>
+          <p class="other-help">If you don't like curl | sh, see <a href="https://github.com/haskell/ghcup#manual-install">other installation methods</a>.</p>
         </div>
 
         <hr/>
@@ -97,6 +98,7 @@
           <p>To install Haskell, if you are running Linux, Mac OS X or FreeBSD,<br/>run the following
           in your terminal, then follow the onscreen instructions.</p>
           <pre>curl https://get-ghcup.haskell.org -sSf | sh</pre>
+          <p class="other-help">If you don't like curl | sh, see <a href="https://github.com/haskell/ghcup#manual-install">other installation methods</a>.</p>
         </div>
 
         <hr/>
@@ -141,6 +143,7 @@
           <p>To install Haskell, if you are running Linux, Mac OS X or FreeBSD,<br/>run the following
           in your terminal, then follow the onscreen instructions.</p>
           <pre>curl https://get-ghcup.haskell.org -sSf | sh</pre>
+          <p class="other-help">If you don't like curl | sh, see <a href="https://github.com/haskell/ghcup#manual-install">other installation methods</a>.</p>
         </div>
 
         <hr/>