:root{--fond-1: #2b1055;--fond-2: #7597de;--rose: #ff5e8a;--or: #ffd166;--texte: #fffaf5;--carte: rgba(255, 255, 255, .12);--bordure: rgba(255, 255, 255, .25);--ombre: 0 20px 50px rgba(0, 0, 0, .35)}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:Nunito,system-ui,sans-serif;color:var(--texte);background:linear-gradient(160deg,var(--fond-1) 0%,#5b2a86 50%,var(--fond-2) 100%) fixed;overflow-x:hidden}#fond{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden;z-index:0}.bulle{position:absolute;bottom:-3rem;font-size:var(--taille);opacity:.55;animation:monter var(--duree) linear var(--delai) infinite}@keyframes monter{0%{transform:translateY(0) rotate(0)}to{transform:translateY(-115vh) rotate(25deg)}}body.fond-constellation{background:radial-gradient(ellipse at 50% 120%,#4a2275,#1d0b3a 55%,#0d0620) fixed}#fond 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