header{
    background-color: firebrick;
    height: 100px;
    border-bottom: 1px solid #000000;
    z-index: 9;
}

.menu{
    margin: 0 auto;
    width: 90%;
    max-width: 1200px;
    
    display: flex;
    flex-basis: 1;
    flex-wrap: wrap;
}

#menudli{
    display: none;
}

.menu #logo img{
    height: 90px;
    display: flex;
}
.menu #logo{
    width: 25%;
    display: flex;
}
.menu #menu{
    width: 75%;
    text-align: right;
    display: inline;
    margin-top: 40px;
}
.menu #menud{
    display: none;
}
.menu #menu li a{
    padding: 12px 20px;
    color: #f1f1f1;
    font-weight: 600;
    border-radius: 6px;
    margin-left: 5px;
    margin-right: 5px;
    transition: 0.5s;
}
.menu #menu li a:hover{
    background: #f1f1f1;
    color: #000000;
}

.banner{
    background-image: url('../img/bg1.jpg');
    background-attachment: fixed;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 800px;
    z-index: -99;
    position: relative;
}

.banner div{
    margin: 0 auto;
    width: 90%;
    max-width: 1200px;
    padding-top: 100px;
}
.banner div h2{
    font-size: 3em;
    color: #f1f1f1;
}
.banner div h4{
    font-size: 1em;
    color: #f1f1f1;
    font-weight: 100;
    margin-top: -40px;
}
.banner div a{
    background: #f1f1f1;
    padding: 20px 30px;
    border-radius: 6px;
    border: 2px solid #f1f1f1;
    color: #f1f1f1;
    z-index: 999;
}
.banner div a:hover{
    background: #f1f1f1;
    padding: 20px 30px;
    border-radius: 6px;
}









@media (max-width: 900px) {
    .menu #menu{
        display: none;
    }
    .menu #menud{
        display: inline;
        width: 75%;
        text-align: right;
        color: #f1f1f1;
        font-size: 2.2em;
        margin-top: 30px
    }
    
    #menudli{
        display: block;
        margin-top: -300px;
        height: 200px;
        background: #f1f1f1;
        transition: 0.5s;
    }
    #menudli a{
        font-size: 1.1em;
        display: grid;
        padding: 14px 20px;
        color: brown;
        font-weight: 600;
        border-bottom: 1px solid brown;

    }
    #menudli a:hover{
        color: #000000;
        background: #e5e5e5;
    }
    
    .banner{
        height: 600px;
    }
}