{} *{} #IE-warning { display: none; position: fixed; width: 100%; height: 100%; z-index: 9999; background: white; } .IE-warning-message { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); text-align: center; } /* Styles supplémentaires pour la fluidité */ body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }