body {
    margin: 0;
    font-family: 'Noto Sans Bengali', sans-serif;
    background: #f0f4f8;
    color: #222;
}

header {
    background: #004d99;
    color: white;
    padding: 15px;
    text-align: center;
}

nav {
    background: #0059b3;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    padding: 0;
    margin: 0;
}

nav ul li a {
    color: white;
    text-decoration: none;
    cursor: pointer;
}

.menu-toggle {
    display: none;
    font-size: 24px;
    color: white;
    cursor: pointer;
}

.container {
    padding: 20px;
}

.hidden {
    display: none;
}

input[type="text"] {
    padding: 10px;
    width: 250px;
    font-size: 16px;
    margin-right: 10px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background: #0073e6;
    color: white;
    border: none;
    cursor: pointer;
}

.result-card {
    margin-top: 20px;
    background: white;
    padding: 15px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    max-width: 500px;
}

footer {
    background: #004d99;
    color: white;
    text-align: center;
    padding: 10px;
}

footer a {
    color: white;
    margin: 0 10px;
    font-size: 20px;
}

#logo {
    height: 100px;
    margin-right: 20px;
}
#nav1:hover, #nav2:hover, #nav3:hover {
    text-decoration: underline;
    color: #ffcc00;
    background-color: white;
}
#colour {
    color: red;
    font-weight: bold;
}
#disclaimer {
    background-color: red;
    color: black;
    border: none;
    border-radius: 3px;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 16px;
}
#disclaimer:hover {
    background-color: darkred;
    color: white;
}

@media (max-width: 600px) {
    nav ul {
        flex-direction: column;
        display: none;
    }

    nav ul.show {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }
}
.mobile-only {
  display: none;
}

@media only screen and (max-width: 768px) {
  .mobile-only {
    display: inline;
  }
}