html, body {
    height: 100%;
    margin: 0;
    padding: 0;
<!-- border: 5px solid red; -->
}

body {
    min-height: 100vh;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    font-family: Arial, sans-serif;
    color: #fff;
    background: url('../images/lakefront-placeholder.jpg') no-repeat center center fixed;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}


header {
    flex: 1 0 auto;
<!--    background-image: url('../images/lakefront-placeholder.jpg');   -->
    background-size: cover;
    background-position: center;
    color: #fff;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 20px;
}

header h1 {
    font-size: 5em;
	text-shadow: 0 0 5px #FF0000, 0 0 8px #0000FF;
    position: relative;
    z-index: 2;
    margin: 0;
    padding: 0 10px;
}

header p {
    font-size: 2.8em;
	text-shadow: 3px 3px blue;
    position: relative;
    z-index: 2;
    margin: 0;
    padding: 0 10px;
}

}

.main-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    flex: 1;
}

section {
    padding: 40px;
    background-color: rgba(34,34,34,0.85);
    color: #fff;
    max-width: 800px;
    margin: 0 auto 0 auto;
    box-shadow: 0 0 8px rgba(0,0,0,0.4);
    border-radius: 8px 8px 0 0;
}

footer {
    background-color: rgba(17,17,17,0.85);
    color: #fff;
    text-align: center;
    padding: 20px 10px;
    font-size: 0.9em;
    width: 100%;
    border-radius: 0 0 8px 8px;
}

footer p {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@media (max-width: 600px) {
    section {
        padding: 20px;
    }

    header h1 {
        font-size: 2em;
    }

    header p {
        font-size: 1em;
    }
}