[color=white;position: fixed; top:0px;;left:0px;background-image:url('https://wallpaperscraft.com/image/triangle_shape_dark_figure_88540_1920x1080.jpg');width:100%;height:100%;z-index:-1000; ][/color]
[color=white;position: relative;background-color:#47253a;z-index:-1000;padding:10vh 100vh 450vh 73vh;opacity:0.9;][/color]