.index-page{background:url(/index_bg.png) center center no-repeat;webkit-background-size:cover;background-size:cover;position:relative;display:flex;justify-content:center;align-items:center;padding:0 15px}.index-page .back-btn-wrap{position:absolute;top:79px;left:20px;padding:4px}.index-page .greetings-caption-wrap{position:relative;top:-30px}.index-page .greetings-caption{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;border-radius:13px;padding:42px 52px 63px;-webkit-mask-image:radial-gradient(circle 64px at 50% 100%,transparent 30px,#fff 0)}.index-page .btn-next{position:absolute;width:48px;height:48px;display:flex;justify-content:center;align-items:center;border-radius:50%;background:black;color:#fff;font-size:32px;left:50%;transform:translate(-50%,-50%);z-index:2}.index-page .copyright-btn{position:absolute;bottom:16px;width:calc(100% - 30px);background:transparent;border-radius:10px;border:1px solid #fff;color:#fff;padding:13px 20px;display:flex;justify-content:center;align-items:center;gap:10px}.index-page .copyright{display:flex;padding:24px 24px 48px;border-radius:13px 13px 0 0;flex-direction:column;justify-content:center;align-items:center;gap:40px;background:white;position:absolute;bottom:0;width:100%;z-index:3}.index-page .copyright .authors{display:flex;width:100%;gap:8px}.index-page .copyright .authors__item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;flex-grow:1}