*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial,sans-serif;
}

body{
    background:#f5f5f5;
}

/* HEADER */

.header{
    background:#0d6efd;
    width:100%;
}

.container{
    max-width:1200px;
    margin:auto;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:15px 20px;
}

/* LOGO */

.logo a{
    color:#fff;
    text-decoration:none;
    font-size:28px;
    font-weight:bold;
}

/* MENU */

.nav-menu ul{
    display:flex;
    list-style:none;
    gap:25px;
}

.nav-menu ul li a{
    color:#fff;
    text-decoration:none;
    font-size:16px;
    font-weight:500;
    transition:.3s;
}

.nav-menu ul li a:hover{
    color:#ffd700;
}

/* TOGGLE BUTTON */

.menu-btn{
    display:none;
    background:none;
    border:none;
    color:#fff;
    font-size:28px;
    cursor:pointer;
}

/* TABLET + MOBILE */

@media(max-width:991px){

    .menu-btn{
        display:block;
    }

    .nav-menu{
        position:absolute;
        top:70px;
        left:0;
        width:100%;
        background:#0d6efd;

        max-height:0;
        overflow:hidden;

        transition:.4s ease;
    }

    .nav-menu.show{
        max-height:500px;
    }

    .nav-menu ul{
        flex-direction:column;
        gap:0;
    }

    .nav-menu ul li{
        border-top:1px solid rgba(255,255,255,.2);
    }

    .nav-menu ul li a{
        display:block;
        padding:15px;
        text-align:center;
    }
}

/* MOBILE */

@media(max-width:576px){

    .logo a{
        font-size:22px;
    }

    .menu-btn{
        font-size:24px;
    }

}