diff --git a/computing.html b/computing.html
index b4ec5a8..4a82193 100644
--- a/computing.html
+++ b/computing.html
@@ -34,7 +34,7 @@ <h1>Sitio web de Santiago López Laso</h1>
       </nav>
       <!-- Buscador -->
       <div id="search-container">
-        <input type="text" id="search-input" placeholder="Buscar...">
+        <input type="text" id="search-input" placeholder="Buscar..." title="Introduzca un término de búsqueda" aria-label="Buscar">
         <button onclick="search()">Buscar</button>
       </div>
       <div id="search-results"></div>
diff --git a/computing_knowledge.html b/computing_knowledge.html
index 35d7b2c..68401ee 100644
--- a/computing_knowledge.html
+++ b/computing_knowledge.html
@@ -34,7 +34,7 @@ <h1>Sitio web de Santiago López Laso</h1>
       </nav>
       <!-- Buscador -->
       <div id="search-container">
-        <input type="text" id="search-input" placeholder="Buscar...">
+        <input type="text" id="search-input" placeholder="Buscar..." title="Introduzca un término de búsqueda" aria-label="Buscar">
         <button onclick="search()">Buscar</button>
       </div>
       <div id="search-results"></div>
diff --git a/hobbies.html b/hobbies.html
index c1e0dbe..a5d38c0 100644
--- a/hobbies.html
+++ b/hobbies.html
@@ -34,7 +34,7 @@ <h1>Sitio web de Santiago López Laso</h1>
       </nav>
       <!-- Buscador -->
       <div id="search-container">
-        <input type="text" id="search-input" placeholder="Buscar...">
+        <input type="text" id="search-input" placeholder="Buscar..." title="Introduzca un término de búsqueda" aria-label="Buscar">
         <button onclick="search()">Buscar</button>
       </div>
       <div id="search-results"></div>
diff --git a/index.html b/index.html
index 9e0993c..e656d5e 100644
--- a/index.html
+++ b/index.html
@@ -36,7 +36,7 @@ <h1>Sitio web de Santiago López Laso</h1>
     </nav>
     <!-- Buscador -->
     <div id="search-container">
-      <input type="text" id="search-input" placeholder="Buscar...">
+      <input type="text" id="search-input" placeholder="Buscar..." title="Introduzca un término de búsqueda" aria-label="Buscar">
       <button onclick="search()">Buscar</button>
     </div>
     <div id="search-results"></div>
diff --git a/projects.html b/projects.html
index ed7c6b5..a00a8b2 100644
--- a/projects.html
+++ b/projects.html
@@ -34,7 +34,7 @@ <h1>Sitio web de Santiago López Laso</h1>
       </nav>
       <!-- Buscador -->
       <div id="search-container">
-        <input type="text" id="search-input" placeholder="Buscar...">
+        <input type="text" id="search-input" placeholder="Buscar..." title="Introduzca un término de búsqueda" aria-label="Buscar">
         <button onclick="search()">Buscar</button>
       </div>
       <div id="search-results"></div>