.open-menu>div>div:nth-child(3)>div:hover{background:#000}.rk-bg-blue:before{content:"";background:#0e61fd;width:100vw;height:100%;position:absolute;top:0;left:50%;transform:translate(-50%)}#rk-footer-video:before{content:"";background:#000;width:100vw;height:38.75rem;position:absolute;bottom:-1px;left:50%;transform:translate(-50%)}#sound-btn>img:nth-child(2),#sound-btn.mute>img:first-child{opacity:1;transform:scale(1)}#sound-btn.mute>img:nth-child(2){opacity:0;transform:scale(0)}