*{ margin:0; padding:0; box-sizing:border-box; font-family:'Poppins',sans-serif; } body{ height:100vh; display:flex; justify-content:center; align-items:center; overflow:hidden; background:linear-gradient(-45deg, #6a11cb, #2575fc, #00c6ff, #6a11cb); background-size:400% 400%; animation:gradientMove 12s ease infinite; } @keyframes gradientMove{ 0%{background-position:0% 50%;} 50%{background-position:100% 50%;} 100%{background-position:0% 50%;} } .container{ width:420px; max-width:90%; padding:45px; text-align:center; background:rgba(255,255,255,.15); backdrop-filter:blur(12px); border-radius:25px; border:1px solid rgba(255,255,255,.2); box-shadow:0 20px 60px rgba(0,0,0,.25); animation:popup 1s ease; position:relative; z-index:5; } @keyframes popup{ 0%{ opacity:0; transform:scale(.6); } 70%{ transform:scale(1.05); } 100%{ opacity:1; transform:scale(1); } } .circle{ width:120px; height:120px; margin:auto; border-radius:50%; background:#00d26a; display:flex; justify-content:center; align-items:center; animation:bounce 2s infinite; box-shadow:0 0 40px rgba(0,210,106,.5); } @keyframes bounce{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-10px); } } .check{ font-size:65px; color:white; animation:checkPop .8s ease; } @keyframes checkPop{ 0%{ transform:scale(0); } 100%{ transform:scale(1); } } h1{ margin-top:30px; color:#fff; font-size:38px; font-weight:700; animation:fadeUp 1s .3s forwards; opacity:0; } p{ margin-top:15px; color:#f5f5f5; line-height:1.7; font-size:17px; animation:fadeUp 1s .6s forwards; opacity:0; } .btn{ display:inline-block; margin-top:35px; padding:14px 34px; background:white; color:#2575fc; font-weight:600; text-decoration:none; border-radius:50px; transition:.4s; animation:fadeUp 1s .9s forwards; opacity:0; } .btn:hover{ background:#2575fc; color:white; transform:translateY(-5px); box-shadow:0 10px 25px rgba(37,117,252,.4); } @keyframes fadeUp{ from{ opacity:0; transform:translateY(40px); } to{ opacity:1; transform:translateY(0); } } /* Floating Particles */ .particle{ position:absolute; bottom:-120px; width:10px; height:10px; border-radius:50%; background:rgba(255,255,255,.8); animation:float linear infinite; } @keyframes float{ 0%{ transform:translateY(0) scale(0); opacity:0; } 30%{ opacity:1; } 100%{ transform:translateY(-120vh) scale(1); opacity:0; } } .particle:nth-child(1){ left:10%; animation-duration:8s; animation-delay:0s; } .particle:nth-child(2){ left:25%; width:14px; height:14px; animation-duration:10s; animation-delay:2s; } .particle:nth-child(3){ left:40%; animation-duration:9s; } .particle:nth-child(4){ left:60%; width:8px; height:8px; animation-duration:11s; animation-delay:1s; } .particle:nth-child(5){ left:75%; width:12px; height:12px; animation-duration:8s; animation-delay:3s; } .particle:nth-child(6){ left:90%; animation-duration:9s; }