body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  background: #f0f8ff;
}


header {
  color: white;
  padding: 20px;
  text-align: center;
    background: 
    linear-gradient(rgba(0,0,0,0.25), rgba(0,0,0,0.25)),
    url("images/pool4.jpg");
  background-size: cover;
  background-position: center;
}

header h1 {
  font-size: 75px;
  margin-bottom: 10px;
  margin-top: 10px;
}

header h2 {
  font-size: 25px;
}

header nav {
  font-size: 30px;
}
nav a {
  margin-right: 50px;
  color: white;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  color: #011343;            /* hover color */
  transform: translateY(-2px); /* tiny lift */
}

section {
  padding: 20px;
}

.events h1{
  font-size: 50px;
  color: red;
  font-weight: bold;
  text-align: center;
}

.lessons h1 {
  font-size: 50px;
  color: red;
  font-weight: bold;
}

.memberships h1 {
  font-size: 50px;
  color: red;
  font-weight: bold;
}

footer {
  background: #eee;
  padding: 10px;
  text-align: center;
}

.image-slider {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  transition: background-image 0.5s ease-in-out;
}

/* Arrows */
.arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 40px;
  color: white;
  cursor: pointer;
  padding: 10px;
  background: rgba(0,0,0,0.3);
  border-radius: 5px;
  user-select: none;
}

.left {
  left: 10px;
}

.right {
  right: 50px;
}

.arrow:hover {
  background: rgba(0,0,0,0.5);
}

.memberships {
  display: flex;
  gap: 20px;          /* space between columns */
  padding: 20px;
}

.column {
  flex: 1;            /* makes both columns equal width */
}

.information {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 20px;
}

.ThreeColumn {
  flex: 1;
  margin-left: 50px;
  margin-right: 70px;
  background: white;                 /* box background */
  padding: 20px;                     /* space inside the box */
  border-radius: 12px;               /* rounded corners */
  box-shadow: 0 4px 12px rgba(0,0,0,0.15); /* soft shadow */
  text-align: center;   
}

.ThreeColumn h2 {
  font-size: 40px;
}

.lessons {
  text-align: center;
  background: white;
  padding: 25px;
}

.lessons2 {
  display: flex;
  gap: 20px;
  margin-left: 50px;
  text-align: center;
  background: white;
}

.lessons h4 {
  font-size: 20px;
}

.my-image {
    width: 300px;
  display: block;
  margin: 0 auto;
}

.ul{
  list-style-type: circle;   /* show bullets */
  list-style-position: inside;
  text-align: left;
  margin-left: 20px;         /* optional: makes it look nicer */
}