.bull{font-size:50px;position:relative;display:inline-block}.bull:before{content:"";background-image:url(https://amasix-snc.sirv.com/Amasix/arrow-up.webp);position:absolute;left:50%;top:0;transform:translate(-50%);width:28px;height:12px}.bull:after{content:"";background-image:url(https://amasix-snc.sirv.com/Amasix/arrow-down.webp);position:absolute;right:50%;bottom:-10px;transform:translate(50%);width:14px;height:13px}.fade-in{opacity:1}.fade-out{opacity:0}.bg-waves{background-image:url(https://amasix-snc.sirv.com/Amasix/background-blue-waves.webp);background-repeat:no-repeat}