* {
    padding: 0;
    margin: 0;
    text-decoration: none;
    vertical-align: middle;
}    
.wrap-top {
    width: 100%;
}
.logo {
    width: 80%;
}
.wrap-nav {
    width: 100%;
    height: 100px;
    background-color: #005490;
    position: sticky;
    top: 0px;
}
.nav {
    margin-left: 25px;
    padding: 10px 0;
}
.nav a {
    font-size: 21px;
    line-height: 2;
    color: #fff;
    white-space: nowrap;
    margin: 10px;
}
span {
    font-size: 12px;
    color: #64b0d3;
}
h2 {
    font-size: 30px;
    line-height: 2;
    color: #005490;
}
p {
    font-size: 17px;
    line-height: 1.8;
}
.wrap-about,
.wrap-products,
.wrap-contact {
    padding: 30px 0;
}
.about {
    width: 80%;
    margin: auto;
}
.wrap-service {
    width: 100%;
    background-image:url(img/bg-ser.jpg);
    background-size: cover;
}
h3 {
    width: 85%;
    margin: auto;
    color: #fff;
    font-size: 24px;
    line-height: 1.5;
    padding: 20px 0;
}
.wrap-products {
    width: 100%;
    background-image:url(img/bg-pro.jpg);
    background-size: cover;
}
.products {
    width: 85%;
    text-align: center;
    margin: auto;
}
.wrap-products h2 {
    color: #fff;
    text-align: center;
}
.item img {
    width: 100%;
}
h4 {
    font-size: 21px;
    color: #fff;
    line-height: 1.5;
    margin-top: 10px;
}
.item p {
    color: #fff;
}
.item {
    margin-bottom: 45px;
}
.contact {
    width: 80%;
    margin: auto;
}
.wrap-copy {
    width: 100%;
    background-color: #005490;
    color: #fff;
    padding: 10px 0;
}
.wrap-copy p {
    font-size: 15px;
    width: 90%;
    text-align: center;
    margin: auto;
}