html{
    scroll-behavior: smooth;
}
.header{
    background:darkblue;

}
.headerlogo{
    width: 70%;
    margin:auto;
}
.primary-menu{}
.primary-menu ul{}
.primary-menu ul li{
    display: inline-block;
    margin-left: -4px;
}
.primary-menu ul li a{
    display: block;
    color:white;
    padding: 0 30px;
    font-size: 20px;
    line-height: 40px;
    width: auto;
    border-right: 1px solid #ddd;
    text-decoration: none;
    margin:auto;

}
.primary-menu ul li a:hover{
    background:skyblue;

}
.banner{
    
    background-image: url(https://png.pngtree.com/thumb_back/fh260/back_our/20190621/ourmid/pngtree-cool-shiny-digital-electrical-banner-poster-background-image_189948.jpg);
padding: 200px 0;
background-attachment: fixed;
background-repeat: no-repeat;
background-size:cover;
}
.about p{
    font-size:17px;
}
.about{
    background:#ddd;

}
.service{
    background:#ddd;
}
img{
    max-width: 100%;
}
.product-item{
    font-size: 18px;
}
.product-right ul{
    list-style: none;
    padding-left:0;
}
.product-right ul li{
    background:rgb(95, 63, 4);
    margin-bottom: 7px;
    padding:7px;
    color:wheat;
    border-radius: 5px;
}
.footer{
    background: rgb(27, 24, 24);
}
.footer p{
    margin-bottom: 0;
}
.footer a{
    color: #fff;
    margin-left: 15px;
    display:inline-block;
}