* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f9f9f9;
  color: #333;
  padding: 20px;
}
.thumbnail-cnt {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
}
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.cnt {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  padding: 10px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.cnt:hover {
  /* transform: translateY(-5px); */
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

a {
  text-decoration: none;
  color: #0077cc;
  font-weight: bold;
  display: block;
  margin-bottom: 8px;
}

.cnt video {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.next-page {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.next-page button {
  padding: 10px 20px;
  font-size: 16px;
  background-color: #0077cc;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.next-page button:hover {
  background-color: #005fa3;
}