I'm in a process of designing/developing a theme for my own AnchorCMS blog right now, and I've encountered two roadblocks.
I've been trying for img tags to span all the viewport width, (which I've managed by positioning them as absolute and then setting the max-width to 100%), but there's a problem: if I set the height to anything less than 100%, the image will, of course, be distorted.
I'd want it to stay at 100%-100%, as a kind of background, and only take the height as a cropping attribute, such as if I set it as a background-image with a background-size of cover. Here's an example:
Since this is going to become an Anchor theme, (which works with PHP), It won't work as divs with background positioned images.
Plus, there's something else: how could I set the img's margin-bottom to push the p below? A of this, positioning it as absolute won't let me, and clearfixing it doesn't seem to help.
What could I do guys? I'm stuck. Thank you! :)
--
Here the article.html and style.css of my design phase:
body {
    font: 28px 'Cardo', 'Georgia', 'Times New Roman', Times, serif;
    color: #272F32;
    text-align: left;
    background: #FFFFFF;
}
/* Main CSS & Header */
section {
    max-width: 60%;
    margin-right: 3%;
    float: right;
    text-align: left;
}
a {
    color: #b10c00;
    text-decoration: none;
}
a:hover {
    color: #345059;
}
article a:visited, ul#main-menu a:visited {
    color: #272F32
}
.group:after {
  content: "";
  display: table;
  clear: both;
}
ul#main-menu {
    display: block;
    margin-top: 3%;
}
ul#main-menu li {
    font: 24px 'Playfair Display', 'Georgia', 'Times New Roman', Times, serif;
    display: inline-block;
    float: right;
    text-align: right;
    margin-left: 40px;
    text-decoration: overline;
}
header#main-header {
    margin-bottom: 40px;
}
/* Articles Page */
article {
    margin-bottom: 20px;
}
h1 {
    font: 72px/1.2em 'Playfair Display', 'Times New Roman', Times, serif;
    margin-bottom: 10px;
}
small {
    font-size: 20px;
    font-family: 'Playfair Display', 'Georgia', 'Times New Roman', Times, serif;
    font-style: italic;
}
hr {
    border: 0;
    height: 0;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    margin-top: 30px;
}
nav#pagination a{
    font: 24px 'Playfair Display', 'Georgia', 'Times New Roman', Times, serif;
    display: inline-block;
    width: 45px;
    float: right;
    text-align: right;
}
nav#pagination a:last-child {
    float: left;
    text-align: left;
}
footer {
    margin-bottom: 20px;
}
/* Single Article */
.single-article header h1{
    position: absolute;
    left: -25px;
    top: -50px;
    max-width: 1050px;
    font-size: 150px;
    margin: 0;
    padding: 0;
    z-index: -1;
}
.single-article header {
    margin-bottom: 310px;
}
.single-article p {
    font-size: 24px;
    line-height: 1.4em;
    margin-bottom: 36px;
}
article.single-article p:last-child {
    background: green;
    margin-bottom: 10px;
}
img {
    position: absolute;
    left: 0;
    max-width: 100%;
    height: 20%;
    background-size: cover;
    align-content: center;
}
/* Media Queries */
@media (max-width: 1600px) {
    
    body, ul#main-menu li, nav#pagination a {
        font-size: 24px;
    }
    
    h1 {
        font-size: 48px;
    }
}
@media (max-width: 1300px) {
    section {
        min-width: 60%;
        margin-right: 4%;
    }
    
    body, ul#main-menu li, nav#pagination a {
        font-size: 20px;
    }
    
    ul#main-menu {
        margin-top: 5%;
    }
    
    h1 {
        font-size: 48px;
        margin-bottom: 10px;
    }
    
    small {
        font-size: 18px;
    }
}
@media (max-width: 700px) {
    section {
        min-width: 65%;
        margin-right: 5%;
    }
    
    body, ul#main-menu li, nav#pagination a {
        font-size: 18px;
    }
    
    ul#main-menu {
        margin-top: 7%;
    }
    
    hr {
        margin-top: 25px;
    }
    
    h1 {
        font-size: 36px;
        margin-bottom: 10px;
    }
    
    small {
        font-size: 16px;
    }
}
@media (max-width: 430px) {
    section {
        min-width: 80%;
        margin: 10%;
    }
    
    body, ul#main-menu li, nav#pagination a {
        font-size: 16px;
    }
    
    ul#main-menu {
        min-width: 100%;
        margin: auto;
    }
    ul#main-menu li {
        float: none;
        margin: 0 auto;
        padding: 0 15px;
        text-align: left;
    }
    
    hr {
        margin-top: 20px;
    }
    
    h1 {
        font-size: 26px;
        margin-bottom: 5px;
    }
    
    small {
        font-size: 14px;
    }
}<!DOCTYPE html lang="es">
<html>
    <head>
        <title>Article Proof</title>
        <!-- Asset links -->
        <link href='https://fonts.googleapis.com/css?family=Playfair+Display:700,400italic|Cardo' rel='stylesheet' type='text/css'>
        <link href="art/assets/reset.css" media="screen" rel="stylesheet" type="text/css" />
        <link href="art/assets/style.css" media="screen" rel="stylesheet" type="text/css" />
    </head>
    <body>
        <section class="group">
            <header id="main-header">
                <nav>
                    <ul id="main-menu" class="group">
                        <li><a href="index.html">Blog</a></li>
                        <li><a href="work.html">Work</a></li>
                        <li><a href="about.html">About</a></li>
                    </ul>
                </nav>
            </header>
            
            <article class="single-article">
                <header>
                    <a href="#try"><h1>The coming of age of the century</h1></a>
                </header>
                <p>Est multos in quis est tempor ea incurreret. Senserit amet laborum, singulis eu 
                vidisse. Ingeniis tamen iis tempor relinqueret de cernantur est velit vidisse, 
                dolor ex nostrud, officia ipsum officia tempor, deserunt relinqueret et 
                ingeniis, sed pariatur transferrem eu admodum legam ipsum aut eram, id ad varias 
                litteris.
                    Sint consequat do officia te incurreret fugiat laborum appellat, lorem 
                excepteur reprehenderit quo anim commodo tractavissent ubi ingeniis lorem 
                vidisse nostrud a o quibusdam efflorescere sed legam quamquam in singulis aut 
                offendit firmissimum o laboris. Hic quem aliquip eu nulla litteris exquisitaque 
                se nam si philosophari an expetendis tamen summis te legam ex ex fugiat quid 
                quae singulis se duis singulis sed reprehenderit, iis summis multos ita litteris 
                eu sunt officia te eiusmod. Non legam eiusmod hic nam fabulas efflorescere, 
                culpa consequat si arbitror si se se legam tempor. Mentitum quis amet o legam. 
                Malis excepteur firmissimum, nescius iis nostrud, magna ullamco cohaerescant te 
                irure appellat possumus an fugiat consectetur probant ipsum expetendis qui si in 
                malis velit quid, tamen iis de malis cernantur ad ad anim deserunt deserunt.</p>
                
                <img src="art/assets/image.jpg">
                <p>Sed o nulla sint quorum. Nisi e ne quid laboris, fabulas cillum fugiat 
                expetendis aliqua se ab velit sed summis, an de varias quibusdam, litteris aut 
                cillum pariatur an in fore tractavissent nam laboris ubi offendit ex dolore 
                mentitum reprehenderit.
                    Ad dolor occaecat, officia multos possumus non eu legam 
                et quem qui te se sunt minim tamen. Excepteur si amet proident, aut commodo 
                distinguantur non et hic nulla dolore varias ut irure ea ingeniis e illum, an 
                ipsum irure qui cernantur, mandaremus ad senserit, lorem doctrina sed 
                instituendarum non dolore ne singulis ea culpa. Excepteur se fugiat, enim id 
                probant, ne nisi in anim iis irure occaecat ex nostrud, incurreret ad cillum 
                tempor, consequat sempiternum ad admodum ubi nulla pariatur et velit amet, ab 
                est domesticarum.
                    De dolore transferrem id te malis a amet, an ubi eram officia, 
                labore expetendis philosophari. Ne quem aliquip, arbitror ad duis o quae 
                cernantur non graviterque ab do aut nulla excepteur si quem possumus est 
                nostrud, minim relinqueret officia nulla cernantur ab nam culpa vidisse 
                consectetur ut sed qui quae mentitum.</p>
                <p>Proident summis ingeniis officia. Do quis iudicem fidelissimae. Admodum se 
                mentitum. Si aute tempor laboris. Ita duis offendit admodum ab est aliqua irure 
                ubi laborum id eiusmod quae aut possumus firmissimum ex te nostrud a laborum et 
                se sunt aute de cupidatat ubi laboris lorem magna mentitum fore eu deserunt ubi 
                veniam ut magna quamquam praetermissum. Fabulas amet consequat. Ad duis 
                exercitation, mandaremus malis arbitror deserunt, iis eram summis aut senserit 
                se duis litteris reprehenderit.</p>
                <p>Commodo legam quorum si dolor si incididunt fore dolore incididunt enim. Tamen 
                domesticarum doctrina cillum ingeniis hic se fugiat amet ne appellat, excepteur 
                de sint aliquip hic tamen sed litteris, aliquip eram an proident voluptatibus 
                non se sint aliquip familiaritatem ab id amet tempor senserit, irure relinqueret 
                excepteur aute litteris. Hic esse occaecat fabulas, illum ita aut irure 
                quamquam. Quorum se officia a multos o iis quem incurreret cupidatat. A cillum 
                tamen quorum commodo, in nescius illustriora, ea litteris praesentibus non quid 
                fidelissimae expetendis culpa offendit iis eram voluptate despicationes eu nam 
                tamen lorem ne doctrina non culpa admodum eiusmod ne quae proident commodo. Se 
                se dolor quorum irure, cupidatat quid tamen nescius enim, ita dolor mentitum, ad 
                culpa malis id incididunt. Ea incurreret ita iudicem iis mandaremus quo quae 
                offendit, ne aliqua nescius, ad si amet malis minim e est quid ut quis, culpa 
                consequat ne esse quis, ea irure fabulas doctrina, quem proident sed pariatur.</p>
                <p>Te varias consectetur, sed labore ea irure. Quem quo pariatur. E possumus 
                coniunctione, iudicem et aliqua e id quae cohaerescant nam occaecat velit a 
                arbitror graviterque. Quorum ubi ut cillum ullamco ita quamquam arbitrantur si 
                senserit. Do nulla doctrina concursionibus nam duis eu eiusmod si minim, lorem 
                relinqueret senserit varias tempor ubi se veniam fabulas illustriora. Cernantur 
                a nulla. Culpa cernantur o iudicem.</p>
                <small>written 4 days ago</small>
            </article>
            <footer>
                <hr/>
                <small class="credit"><a href="https://github.com/ferpalaciosd/artanchor" title="Art: GitHub">Art</a> for <a href="http://anchorcms.com" title="Anchor CMS Homepage">Anchor CMS</a>, Created by <a href="https://twitter.com/ferpalaciosd" title="Fernando Palacios Dueso">Ferpalaciosd</a></small>
            </footer>
        </section>
    </body>
</html>
 
     
    