nextcloud-server/apps/theming/img/default-source.svg

<svg width="800" height="500" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
   <!-- Use this file to generate the default.jpg theme preview -->

   <!-- Half rectangle light mask -->
   <defs><mask id="a"><path d="M0 0h800L0 500Z" fill="#fff"/></mask></defs>
   <!-- Dark and light images link -->
   <image width="800" height="500" xlink:href="dark.jpg"/>
   <image width="800" height="500" xlink:href="light.jpg" mask="url(#a)" fill="#fff"/>
   <!-- White opacity layer -->
   <path fill="#fff" opacity=".35" d="M0 0h800v500H0z"/>
   <!-- Moon/sun icon -->
   <path d="M358.82 162.36a58 58 0 0 0-26.63 48.81c0 20.6 10.74 38.6 26.9 48.81A48.85 48.85 0 0 1 310 211.17a48.82 48.81 0 0 1 48.82-48.81m102.69 13.3 12.7 12.7L336 326.55l-12.7-12.7 138.2-138.18m-54.85 21.57-13.14-8.26-12.78 8.88 3.73-15.1-12.34-9.4 15.53-1.06 5.15-14.65 5.95 14.47 15.35.27-11.98 10.02 4.53 14.83m-29.3 32.04-10.29-6.48-9.94 6.92 3.02-11.72-9.68-7.36 12.07-.8 4-11.45 4.53 11.27 12.07.27-9.32 7.72 3.55 11.63m83.52 35.14a48.82 48.81 0 0 1-48.82 48.82 48.7 48.7 0 0 1-28.93-9.5l68.25-68.25a48.7 48.7 0 0 1 9.5 28.93m-39.06 58.4 24.59-10.2-2.13 29.73-22.46-19.53m38.44-23.96 10.2-24.59L490 296.82l-29.73 2.04m10.2-44.02-10.11-24.68L490 232.3l-19.53 22.55m-92.75 57.78 24.59 10.2-22.46 19.44z" stroke="#000"/>
</svg>