:root {
    --primary-color: #8f7b72;
    --secondary-color: #4a3728;
    --background-color: #f2eeed;
    --text-color: #4a3728;
    --accent-color: #d2b48c;
}
body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

header {
    position: fixed;
    margin-top: -500px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 20px;
}

.nav-links a {
    color: var(--background-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    height: 3px;
    width: 25px;
    background-color: var(--background-color);
    margin-bottom: 4px;
    transition: all 0.3s ease;
}

.container {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 300px;
    text-align: center;
}

h1 {
    margin-bottom: 20px;
}

.input-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
}

input[type="text"] {
    width: calc(100% - 24px);
    padding: 8px;
    margin-bottom: 8px;
}

button {
    padding: 8px 16px;
    background-color: #a59d8f;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #bfb5a6;
}

#sub-result, #dom-result, #ton-result {
    margin-top: 10px;
    font-weight: bold;
}