body {
    font: 15px/1.5 Arial, Helvetica, sans-serif;
    padding: 0;
    margin: 0;
    background-color: #f4f4f4 
}

/* Global */
.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
}

ul {
    margin: 0;
    padding: 0;
}

.button_1 {
    height: 38px;
    background: #161f30;
    border: 0;
    padding-left: 20px;
    padding-right: 20px;
    color: #ffffff;
    font-weight: bold;
}


/* Header **/
header {
    background: #217373;
    color: #ffffff;
    padding-top: 30px;
    min-height: 70px;
    border-bottom: #173540 17px solid;
}

header h1 {
    font-family: "Avant Garde", Avantgarde, "Century Gothic", CenturyGothic, sans-serif;
    font-size: 25px;
    text-rendering: optimizeLegibility;
    letter-spacing: .1em;
    text-shadow: 
      4px 4px 0px rgba(0, 0, 0, 0.2);
}

header a {
    color: #ffffff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 20px;
}

header li {
    float: left;
    display: inline;
    padding: 0 20px 0 20px;
}

header #branding {
    float: left;
}

header nav {
    float: right;
    margin-top: 10px;
}

header .highlight, header .current a {
    color: #000000;
    font-weight: bold;
    text-transform: uppercase;
}

header a:hover {
    color: #217373;
    font-weight: bold;
}

/* Showcase */
#showcase {
    min-height: 400px;
    /* background: url('../img/build.jpeg') no-repeat center; */
    background-size: 100%;
    text-align: center;
    color: #000000;
}

#showcase h1 {
    margin-top: 100px;
    font-size: 55px;
    margin-bottom: 10px;
    -webkit-text-stroke: 2px black;
}

#showcase p {
    font-size: 27px;
    font-weight: bold;
    -webkit-text-stroke: 1px black;
}

/* System Architecture and Design */
#searchdocs {
    padding: 15px;
    color: #ffffff;
    background: #3D3D3D; 
}

#searchdocs h1 {
    float: left;
}

#searchdocs form {
    float: right;
    margin-top: 15px;
}

#searchdocs input[type="search"]{
    padding: 4px;
    height: 35px;
    width: 250px;
}


/* Boxes */
#boxes {
    margin-top: 30px;
}

#boxes .box{
    float: left;
    text-align: center;
    width: 30%;
    padding: 10px;
}

footer {
    padding: 20px;
    margin-top: 20px;
    font-size: 20px;
    font-weight: bold;
    color: #ffffff;
    background-color: #84B026;
    text-align: center;
}


/* Media Queries */
@media(max-width: 768px){
    header #branding,
    header nav,
    header nav li,
    #newsletter form,
    #boxes .box{
        float: none;
        text-align: center;
        width: 100%;
    }

    header {
        padding-bottom: 20px;
    }
    
    #showcase h1 {
        margin-top: 40px;
    }

    #searchimages button {
        display: block;
        width: 100%;
    }

    #searchimages form input[type="search"] {
        width: 100%;
        margin-bottom: 5px;
    }
}