* {
     font-family: 'Poppins', sans-serif;
     -webkit-box-sizing: border-box; /* Safari/Chrome, other WebKit */
     -moz-box-sizing: border-box;    /* Firefox, other Gecko */
     box-sizing: border-box;         /* Opera/IE 8+ */
 }

 a {
     color:#333;
 }

 a:hover {
     text-decoration: none;
 }

 .bold {
     font-weight: bold;
 }

.site {
    display:grid;
    grid-template-columns: 1fr;
    grid-template-areas:
        "header"
        "nav"
        "content"
        "footer";
}

.container {
    padding:0 35px;
}

.section-header {
    letter-spacing: .5px;
    padding:10px;
    border-left:solid 7px #000088;
    font-size: 2em;
    background-color:#f7f7f7;
    border-radius:4px;
    font-weight:300;
}

.welcome {
    margin-bottom:100px;
}

.welcome h2, .welcome p {
    letter-spacing: .5px;
}

header {
    grid-area: header;
    background-color:rgba(168, 204, 215, .55);
    position:relative;
}

header::before {
    content:" ";
    position:absolute;
    top:0;
    bottom:0;
    left:0;
    right:0;
    background-image: url('../images/warehouse.jpg');
    background-position: center center;
    background-size: cover;
    z-index: -1;
}

header h1 {
    margin:10px;
}

header h1 a {
    display:block;
    height:150px;
    width:200px;
    margin-left:15px;
    background-image: url('../images/awt-logo.png');
    background-position: center center;
    background-size: contain;
    text-indent: -9999px;
    background-repeat: no-repeat;
}

nav {
    grid-area: nav;
    background-color:#000088;
    padding-left:20px;
}

nav ul {
    list-style-type: none;
    margin:0;
    padding:0;
    display:inline-block;
    vertical-align:top;
}

nav ul li {
    float:left;
}

nav ul li a {
    color:#fff;
    text-decoration: none;
    padding:15px;
    display:block;
    -webkit-transition: all .25s ease;
    -moz-transition: all .25s ease;
    -ms-transition: all .25s ease;
    -o-transition: all .25s ease;
    transition: all .25s ease;
    letter-spacing: .5px;
    font-weight:300;
}

nav ul li a:hover {
    background-color: #0000bf;
}

main {
    grid-area: content;
}

footer {
    grid-area: footer;
    background-color:#444;
    padding:50px 0;
    background-image:url('../images/awt-grey.png');
    background-position: center right 15px;
    background-repeat: no-repeat;
    background-size: auto 75%;
}

footer h6 {
    margin:0;
    margin-bottom:15px;
    padding:0;
    color:#fff;
    letter-spacing: .5px;
    font-size:1em;
    font-weight:300;
}

footer h6:last-child {
    margin-bottom:0;
}

footer h6 a {
    color:#fff;
}

.services {
    display:grid;
    grid-gap: 35px;
    grid-template-columns: 4fr 4fr 4fr 4fr;
    margin-bottom:35px;
}

.service h3 {
    letter-spacing: .5px;
    font-size: 1.5em;
    margin-top:15px;
    margin-bottom:25px;
    font-weight:300;
}

.service p {
    letter-spacing: .5px;
    line-height: 1.5em;
}

.service .img {
    height:300px;
    width:100%;
    background-position: center center;
    background-size:cover;
    background-repeat: no-repeat;
}

.pull-right {
    float:right;
}

.btn {
    color:#333;
    text-decoration:none;
    text-align:center;
    border:solid 1px #ccc;
    border-radius:4px;
    padding:7px 15px;
    -webkit-transition: all .25s ease;
    -moz-transition: all .25s ease;
    -ms-transition: all .25s ease;
    -o-transition: all .25s ease;
    transition: all .25s ease;
    font-size:16px;
    outline:none;
}

.btn.btn-block {
    width:100%;
    display:block;
}

.btn:hover {
    background-color:#f1f1f1;
    cursor:pointer;
}

.btn.service-btn {
    background-color: #000088;
    color:#fff;
    border-color:#000088;
    float:right;
}

.btn.service-btn:hover {
    background-color: #0000bf;
}

.contact-grid {
    display:grid;
    grid-template-columns: 4fr 4fr 4fr 4fr;
}

.copyright {
    font-size:1.25em;
}

#contact h4 {
    font-size:1.5em;
    margin-bottom:15px;
    margin-top:15px;
}

#contact {
    margin-bottom:50px;
}

#back-to-top {
    opacity:0;
    visibility:hidden; /* Hidden by default */
    position: fixed; /* Fixed/sticky position */
    bottom: 20px; /* Place the button at the bottom of the page */
    right: 30px; /* Place the button 30px from the right */
    z-index: 99; /* Make sure it does not overlap */
    font-size: 25px; /* Increase font size */
    background-color:#000088;
    color:#fff;
    -webkit-transition: all .25s ease;
    -moz-transition: all .25s ease;
    -ms-transition: all .25s ease;
    -o-transition: all .25s ease;
    transition: all .25s ease;
}

.description-text {
    overflow:hidden;
    margin-bottom:5px;
    -webkit-transition: all .25s ease;
    -moz-transition: all .25s ease;
    -ms-transition: all .25s ease;
    -o-transition: all .25s ease;
    transition: all .25s ease;
}

@media screen and (max-width:1700px) {
    .services {
        grid-template-columns: 3fr 3fr 3fr;
    }
}

@media screen and (max-width:1150px) {
    .services {
        grid-template-columns: 1fr;
    }
    .services .service {
        display:grid;
        grid-template-columns: 2fr 2fr;
        grid-gap:35px;
    }
    .btn.service-btn {
        display:block;
        float:none;
        margin:15px 0;
    }
}

@media screen and (max-width:767px) {
    .services .service {
        display:block;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    footer {
        background-position: center center;
        text-align: center;
    }

    header h1 a {
        margin:0 auto;
    }

    nav {
        padding:0;
    }

    nav ul {
        text-align: center;
    }

    nav ul li {
        display:inline-block;
        float:none;
    }
}