Merge branch 'develop'

Author: y-yamasaki

WebSite/assets/css/layout.css

@@ -163,6 +163,7 @@
     margin-bottom: 1.5rem;
     font-size: 1.8rem;
     font-weight: 700;
+    line-height: 1.5;
     color: var(--color-heading);
     display: flex;
     align-items: center;
@@ -173,7 +174,8 @@
     content: "";
     display: inline-block;
     width: 0.3rem;
-    height: 1.8rem;
+    height: 1.5em;
+    flex-shrink: 0;
     border-radius: var(--radius-sm);
     background: linear-gradient(
         180deg,
@@ -510,8 +512,6 @@ body.no-scroll .site-header {
     margin-bottom: 1rem;
     flex-grow: 1;
     display: -webkit-box;
-    -webkit-line-clamp: 3;
-    -webkit-box-orient: vertical;
     overflow: hidden;
 }