.btn{position:relative;display:inline-flex;align-items:center;background:#1a1506;border:none;border-radius:999px;padding:5px 5px 5px 26px;cursor:pointer;overflow:hidden}.btn-sur-fond-blanc:hover .lbl{color:#1a1506}.btn-sur-fond-blanc::before{background:#eabf25}.btn-sur-fond-jaune:hover .lbl{color:#1a1506}.btn-sur-fond-jaune::before{background:#fff}.btn::before{content:'';position:absolute;right:5px;width:42px;height:42px;border-radius:50%;transition:width .55s cubic-bezier(.4,0,.2,1),height .55s cubic-bezier(.4,0,.2,1),right .55s cubic-bezier(.4,0,.2,1);z-index:0}.btn:hover::before{width:280px;height:280px;right:-65px}.btn .lbl{position:relative;z-index:1;font-size:15px;font-weight:500;color:#fff;letter-spacing:.01em;transition:color .28s .08s}.btn:hover .lbl{}.btn .ico{position:relative;z-index:1;width:42px;height:42px;border-radius:50%;background:#eabf25;display:flex;align-items:center;justify-content:center;margin-left:14px;flex-shrink:0;transition:transform .42s cubic-bezier(.34,1.56,.64,1),background .3s}.btn:hover .ico{transform:rotate(-45deg);background:#1a1506}.btn .ico svg{transition:stroke .3s}.btn:hover .ico svg{stroke:#eabf25}