* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

body {
    background-color: #d9dcd6;
}

header {
    padding: 20px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    background-color: #2a607c;
    color: #ffffff;
}

h1 {
    display: inline-block;
    font-size: 48px;
}

/*applies to the letters "seo" in "Horiseon" in the h1*/
.seo { 
    color: #d9dcd6;
}

nav {
    padding-top: 15px;
    margin-right: 20px;
    float: right;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-size: 20px;
}

nav ul {
    list-style-type: none;
}

nav ul li {
    display: inline-block;
    margin-left: 25px;
}

a {
    color: #ffffff;
    text-decoration: none;
}

p {
    font-size: 16px;
}

/*This class applies to a section immediately beneath the header and above the content of the page.*/
.hero { 
    height: 800px;
    width: 100%;
    margin-bottom: 25px;
    background-image: url("../images/digital-marketing-meeting.jpg");
    background-size: cover;
    background-position: center;
}

/*Images to the left of text in a card*/
.float-left { 
    float: left;
    margin-right: 25px;
}

/*Image to the right of text in a card*/
.float-right { 
    float: right;
    margin-left: 25px;
}

.content {
    width: 75%;
    display: inline-block;
    margin-left: 20px;
}

.benefits {
    margin-right: 20px;
    padding: 20px;
    clear: both;
    float: right;
    width: 20%;
    height: 100%;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background-color: #2589bd;
}

/*Consolidated to apply to all sections in the aside*/
aside section { 
    margin-bottom: 32px;
    color: #ffffff;
}

/*Consolidated to apply to all headings in the aside*/
.small { 
    margin-bottom: 10px;
    text-align: center;
}

/*Consolidated to apply to all images in the aside*/
aside section img { 
    display: block;
    margin: 10px auto;
    max-width: 150px;
}

/*Consolidated to apply to all sections (cards) in the main content sections*/
.content section { 
    margin-bottom: 20px;
    padding: 50px;
    height: 300px;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background-color: #0072bb;
    color: #ffffff;
}

/*Consolidated to apply to all images in the main content section*/
.content img { 
    max-height: 200px;
}

/*Consolidated to apply to all h2 elements in the main content section*/
.content h2 { 
    margin-bottom: 20px;
    font-size: 36px;
}

.footer {
    padding: 30px;
    clear: both;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    text-align: center;
}

.footer h2 {
    font-size: 20px;
}