/* Reset */
body,
h1,
h2,
h3,
p,
ul,
input,
button {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Ogólny styl strony */
body {
  font-family: "Arial", sans-serif;
  text-align: center;
  padding: 20px;
  background: linear-gradient(to bottom, #719096, #4caf50);
  color: #ffffff;
  min-height: 100vh;
}

header {
  margin-bottom: 20px;
}

h1 {
  font-size: 48px;
  color: #f4f4f4;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}

h2,
h3 {
  margin-bottom: 10px;
  color: #f9f9f9;
}

main {
  max-width: 800px;
  margin: 0 auto;
}

footer {
  margin-top: 20px;
  font-size: 14px;
  color: #ddd;
}

/* Sekcje */
section {
  margin-bottom: 30px;
  padding: 20px;
  border-radius: 10px;
  background-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

input {
  padding: 10px;
  font-size: 16px;
  border: none;
  border-radius: 5px;
  width: 200px;
  margin-top: 10px;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  background-color: #ff5722;
  color: #ffffff;
  border: none;
  border-radius: 5px;
  margin-left: 10px;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #e64a19;
}

#wynik {
  margin-top: 20px;
  font-size: 20px;
  color: #ffeb3b;
  font-weight: bold;
}

#listy {
  display: flex;
  justify-content: space-around;
  gap: 20px;
}

#listy > div {
  flex: 1;
  border: 2px solid #f4f4f4;
  border-radius: 10px;
  padding: 20px;
  background-color: rgba(255, 255, 255, 0.1);
}

#listy ul {
  list-style: none;
  padding: 0;
  text-align: left;
}

#listy li {
  padding: 8px;
  background: #b2dfdb;
  border: 1px solid #009688;
  margin: 5px 0;
  border-radius: 5px;
  color: #333;
  text-shadow: none;
}

table {
  width: 60%;
  margin: 20px auto;
  border-collapse: collapse;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

th,
td {
  border: 1px solid #ccc;
  padding: 12px;
  text-align: left;
}

th {
  background-color: #4caf50;
  color: #ffffff;
  text-transform: uppercase;
  font-weight: bold;
}

td {
  background-color: #e0f2f1;
  color: #363636;
}

tr:nth-child(even) td {
  background-color: #b2dfdb;
}

tr:hover td {
  background-color: #81c784;
  color: #ffffff;
  transition: background-color 0.3s, color 0.3s;
}