HTML grid coding need help

<div id="containeraddons">
            <div class="addons"><img src="https://www.svgrepo.com/show/508699/landscape-placeholder.svg" style="max-width: 250px; width: 100%">
                <h3>Additional character</h3>
                <p>+100% of the value per humanoid character or big animals;<br> +50% per small animal (Max 5 characters)</p>
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            <div class="addons"><img src="https://www.svgrepo.com/show/508699/landscape-placeholder.svg" style="max-width: 250px; width: 100%">
                <h3>Custom character/Character Redesign</h3>
                <p>+ Base price (ex: full body flat color) +US$5 or more depending on how complex the character will be;</p>
                <p>+ Any species (human, furry, animal, animatronic, pony, etc.) except mecha and/or with complex armor;</p>
            </div>

            <div class="addons"><img src="https://www.svgrepo.com/show/508699/landscape-placeholder.svg" style="max-width: 250px; width: 100%">
                <h3>Extra ALTs</h3>
                <p>+30% per extra version (May increase or decrease depending on complexity)</p>
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            <div class="addons"><img src="https://www.svgrepo.com/show/508699/landscape-placeholder.svg" style="max-width: 250px; width: 100%">
                <h3>Backgrounds</h3>
                <p>- Flat color, gradient, "pattern" or transparend: Free;</p>
                <p>- Drawn backgrounds: +35% or more depending on complexity (I can't       make very complicated scenarios yet)</p>
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        </div>