body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background-color: #000000;
    min-height: 100vh;
}

header {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.main_nav {
    display: flex;
    gap: 30px;
    background: #2b2b2b;
    padding: 15px 40px;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.main_nav a {
    text-decoration: none;
    color: #ffffff;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s ease;
}

.main_nav a::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #ce7f09;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s ease;
}

.main_nav a:hover {
    color: #ce7f09;
}

.main_nav a:hover::after {
    transform: scaleX(1);
}

@media (max-width: 800px) {
    * {
        box-sizing: border-box;
    }
    .main_nav {
        padding: 10px 20px;
    }

    body {
        margin: 0;
        padding: 0;
        font-family: 'Inter', sans-serif;
        background-color: #000000;
        min-height: 100vh;
        overflow-x: hidden;
        width: 100%;
    }

    .main_nav a {
        font-size: 1rem;
    }

    header {
        width: 100%;
        display: flex;
        justify-content: center;
        padding: 20px;
        margin: 0;
    }
}