@keyframes wave{0%{transform:scaleX(1)}50%{transform:scaleX(1.1)}to{transform:scaleX(1)}}.wave{width:20px;height:20px;background:linear-gradient(-90deg,rgba(255,0,0,.8),rgba(0,255,255,.8));border-radius:50%;animation:wave 1s ease-in-out infinite}.waveStopped{animation:none}.custom-textarea::-moz-placeholder{color:#cdcdcd!important;padding:0 .3rem .3rem 0}.custom-textarea::placeholder{color:#cdcdcd!important;padding:0 .3rem .3rem 0}.introduction-container{width:700px;background:#444;border-radius:10px;padding:1rem;text-align:center;border-width:1px;border-color:hsla(0,0%,100%,.16);background-image:linear-gradient(90deg,rgba(50,181,255,.07) 9.15%,rgba(255,114,224,.07) 104.07%),none;background-color:rgba(22,23,26,.3)}.introduction-container h1{font-weight:600;font-size:1.2rem;margin-bottom:10px}.introduction-container button{margin-top:10px;background:#444;padding:7px 20px;border-radius:20px;transition:background .3s ease-in-out}.introduction-container button:hover{background:#555}