.glass-box{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.3);border-radius:20px}.breakdance .noir{background-color:#000;background-image:radial-gradient(rgba(0,0,0,0.9) 0.5128205128205128%,rgba(0,0,0,0.93) 46.15384615384615%,rgba(0,0,0,1) 100%),url(https://goraclub.fr/wp-content/uploads/2025/10/Grid-10-2.svg);background-size:auto,250vh auto;background-position:0% 0%,0% 100%;background-repeat:repeat,no-repeat;background-attachment:scroll,scroll;background-blend-mode:normal,normal}.breakdance .blanc{background-color:#FFF;background-image:radial-gradient(rgba(255,255,255,0.89) 0%,rgba(244,244,244,1) 97.94871794871794%),url(https://goraclub.fr/wp-content/uploads/2025/10/Grid-10-black.svg);background-size:auto,250vh auto;background-position:0% 0%,0% 0%;background-repeat:repeat,repeat;background-attachment:scroll,scroll;background-blend-mode:normal,normal}