Containerless BG Embed

bg-embed.css

.bg-embed{
 background:url(https://upload.wikimedia.org/wikipedia/commons/6/67/Inside_the_Batad_rice_terraces.jpg);
margin: auto;
calc(-50vw + 50%);
  background-size: cover;
  background-repeat: no-repeat;
    background-position: 50%;
/*   padding-bottom: 25%; */
}

bg-embed.html

<div class="bg-embed">
    <div style="margin-left:10px;margin-right:10px">
        SOME CONTENT
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        Lorem ipsum dolor sit amet, his in labores patrioque. Melius reprimique consequuntur qui ea, fugit dicit nemore sea ea. Cibo legere ea nam. Odio nostrud vivendum vis id, meis debet recusabo pro te. Mei principes torquatos eu.Lorem ipsum dolor sit amet, his in labores patrioque. Melius reprimique consequuntur qui ea, fugit dicit nemore sea ea. Cibo legere ea nam. Odio nostrud vivendum vis id, meis debet recusabo pro te. Mei principes torquatos eu.Lorem ipsum dolor sit amet, his in labores patrioque. Melius reprimique consequuntur qui ea, fugit dicit nemore sea ea. Cibo legere ea nam. Odio nostrud vivendum vis id, meis debet recusabo pro te. Mei principes torquatos eu.Lorem ipsum dolor sit amet, his in labores patrioque. Melius reprimique consequuntur qui ea, fugit dicit nemore sea ea. Cibo legere ea nam. Odio nostrud vivendum vis id, meis debet recusabo pro te. Mei principes torquatos eu.Lorem ipsum dolor sit amet, his in labores patrioque. Melius reprimique consequuntur qui ea, fugit dicit nemore sea ea. Cibo legere ea nam. Odio nostrud vivendum vis id, meis debet recusabo pro te. Mei principes torquatos eu.Lorem ipsum dolor sit amet, his in labores patrioque. Melius reprimique consequuntur qui ea, fugit dicit nemore sea ea. Cibo legere ea nam. Odio nostrud vivendum vis id, meis debet recusabo pro te. Mei principes torquatos eu.
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  </div>
</div>