body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 1s ease, transform 1s ease;
    background-color: #000;
    color: #fff;
}

body.loaded {
    opacity: 1;
    transform: translateY(0);
}

header {
    background-color: #333;
    color: #fff;
    padding: 20px;
    text-align: center;
    }

nav {
    background-color: #333;
    padding: 10px;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

nav ul li {
    display: inline-block;
    margin-right: 10px;
    background-color: #333;
    color: #fff;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    padding: 5px;
    position: relative;
}

nav ul li a::after {
    content: "";
    display: block;
    position: absolute;
    bottom: -2px;
    right: 0;
    width: 0;
    height: 2px;
    background-color: #e7e3e3;
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
    right: inherit;
    left: 0;
    transition: width 0.3s ease, left 0.3s ease;
}

section {
    margin: 20px;
    color: #fff;
}

footer {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}

.btn {
    color: #f8fcfe;
    background: transparent;
    border: 2px solid #f8fcfd;
    border-radius: 5px;
    color: white;
    padding: 8px 16px;
    text-align: center;
    display: inline-block;
    font-size: 14px;
    margin: 4px 2px;
    transition-duration: 0.4s;
    cursor: pointer;
    text-decoration: none;
    text-transform: uppercase;
}

.btn1 {
    background-color: transparent;
    color: white;
    border: 2px solid #f8fcfd;
    padding: 6px 12px;
    font-size: 12px;
    transition-duration: 0.3s;
}

.btn1:hover {
    background-color: white;
    color: black;
}

.dropbtn {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.dropdown {
    position: fixed;
    top: 50px; 
    right: 190px;
    background-color: white;
    color: black;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
}

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-content a:hover {
    background-color: #f1f1f1;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown:hover .dropbtn {
    background-color:white;
    color: black;
}

.card-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.card {
    flex: 0 0 calc(33.33% - 20px);
    margin-bottom: 20px;
    margin-right: 20px;
    max-width: 400px;
    color: #fff;
    background-color: #333;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}
.card:last-child {
    margin-right: 0;
}
.card:hover {
    transform: translateY(-5px);
}