feat(directory): added an arrow to indicate a link

directory/src/component/totop_button.jsx

@@ -24,8 +24,8 @@ export default function ToTopButton(props) {
   const smoothScroll = useCallback(
     (target) => {
       const targetElement = document.querySelector(target);
-      const targetPosition = targetElement.getBoundingClientRect().top + window.pageYOffset;
+      const targetPosition = targetElement.getBoundingClientRect().top + window.scrollY;
-      const startPosition = window.pageYOffset;
+      const startPosition = window.scrollY;
       const distance = targetPosition - startPosition;
       const duration = 1000;
       let start = null;

directory/src/routes/path/Home.jsx

@@ -167,7 +167,7 @@ export default function Home() {
   return (
     <section>
       {
-        officalUpdate.length > operators.length && (
+        officalUpdate.length === operators.length && (
           <section>
             <section className={classes['offical-update']}>
               <section className={classes.info}>
@@ -199,6 +199,12 @@ export default function Home() {
                                 <section className={classes.title}>
                                   {entry.codename[language]}
                                 </section>
+                                <seection className={classes['arrow-icon']}>
+                                  <section className={classes.bar}></section>
+                                  <section className={classes.bar}></section>
+                                  <section className={classes.bar}></section>
+                                  <section className={classes.bar}></section>
+                                </seection>
                               </section>
                             </section>
                           </section>

directory/src/routes/path/Operator.jsx

@@ -444,6 +444,12 @@ export default function Operator() {
                     <section className={classes.text}>
                       {i18n('web_version')}
                     </section>
+                    <seection className={classes['arrow-icon']}>
+                      <section className={classes.bar}></section>
+                      <section className={classes.bar}></section>
+                      <section className={classes.bar}></section>
+                      <section className={classes.bar}></section>
+                    </seection>
                   </section>
                 </section>
               </Link>
@@ -462,6 +468,12 @@ export default function Operator() {
                         <section className={classes.text}>
                           {i18n('steam_workshop')}
                         </section>
+                        <seection className={classes['arrow-icon']}>
+                          <section className={classes.bar}></section>
+                          <section className={classes.bar}></section>
+                          <section className={classes.bar}></section>
+                          <section className={classes.bar}></section>
+                        </seection>
                       </section>
                     </section>
                   </Link>

directory/src/scss/_page_base.scss

@@ -241,6 +241,42 @@
         border-bottom: var(--text-color) solid 0.25rem;
         transform: translate(-50%, -70%) rotate(45deg);
       }
+
+      .arrow-icon {
+        display: inline-block;
+        position: absolute;
+        z-index: 0;
+        right: -0.1em;
+        top: 0.45em;
+        width: 2em;
+        height: 1em;
+        transform: rotate(90deg);
+        transition: opacity cubic-bezier(0.65, 0.05, 0.36, 1) 0.3s,
+          visibility cubic-bezier(0.65, 0.05, 0.36, 1) 0.3s;
+        opacity: 0;
+        visibility: hidden;
+
+        .bar {
+          position: absolute;
+          width: 100%;
+          height: 0.25em;
+          background-color: var(--text-color-full);
+          will-change: auto;
+        }
+
+        .bar:nth-child(1) {
+          transform: rotateZ(45deg) scaleX(0.5) translateX(0.8em);
+        }
+
+        .bar:nth-child(2) {
+          transform: rotateZ(-45deg) scaleX(0.5) translateX(-0.8em);
+        }
+
+        .bar:nth-child(3),
+        .bar:nth-child(4) {
+          transform: translateY(1em) rotateZ(90deg) scaleX(0.5);
+        }
+      }
     }
 
     &:hover,
@@ -252,6 +288,11 @@
         opacity: 1;
         visibility: visible;
       }
+
+      .arrow-icon {
+        opacity: 1;
+        visibility: visible;
+      }
     }
 
     &.active {