.banner {
	margin: 0 auto;
  height: 50%;
  background-color: white;
}

.item {
	position: relative;
	margin-block: 5px;
}

.container-size {
	width: 930px;
  height: 80px;
}

.container {
  height: 750px;
	display: flex;
	flex-wrap: wrap;
	background-color: white;
	margin: 0 auto;
	justify-content: space-between;
	position: relative;
}

.item:hover {
	opacity: 80%;
	cursor:pointer;
}

.tekst {
  font-family: Calibri;
  font-size: 18;
  color: #1B1B1B;
  text-align:center;
}

.item img {
	width: 220px;
	height: 220px;
	position: relative;
}

.item.nieaktywny {
	opacity: 50%;
}

/* The overlay effect (full height and width) - lays on top of the container and over the image */
.overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100%;
  width: 100%;
  opacity: 0;
  transition: .3s ease;
}

.overlay:hover { 
  opacity: 1;
}

/* The icon inside the overlay is positioned in the middle vertically and horizontally */
.icon {
  color: white;
  font-size: 100px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  text-align: center;
}

.footer {
  text-align: center;
  color: black;
  font-size: 12px;
}

/*KEYBORD*/

.keyboard {
  margin: 20px auto;
  text-align: center;
  font-family: 'Calibri', sans-serif;
}

.keytable {
  margin: 0 auto;
  border-spacing: 8px;
}

.key {
  padding: 12px 20px;
  font-size: 18px;
  cursor: pointer;
  border-radius: 10px;
  border: none;
  background: linear-gradient(to bottom, #3498db, #2980b9);
  color: white;
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  transition: all 0.2s ease;
  min-width: 48px;
}

.key:hover {
  background: linear-gradient(to bottom, #5dade2, #3498db);
  transform: scale(1.05);
}