*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;
}

body{

height:100vh;

display:flex;
justify-content:center;
align-items:center;

background:linear-gradient(135deg,#1d2671,#c33764);

overflow:hidden;

}

body::before{

content:"";

position:absolute;

width:400px;
height:400px;

background:#ffffff22;

border-radius:50%;

top:-120px;
left:-120px;

}

body::after{

content:"";

position:absolute;

width:350px;
height:350px;

background:#ffffff11;

border-radius:50%;

bottom:-100px;
right:-100px;

}

.container{

width:100%;
display:flex;
justify-content:center;
align-items:center;

}

.login-box{

width:380px;

padding:40px;

background:rgba(255,255,255,.15);

backdrop-filter:blur(15px);

border:1px solid rgba(255,255,255,.3);

border-radius:20px;

box-shadow:0 15px 40px rgba(0,0,0,.35);

text-align:center;

color:#fff;

}

.logo{

font-size:55px;
margin-bottom:15px;

}

.login-box h2{

margin-bottom:10px;

}

.login-box p{

margin-bottom:25px;
opacity:.8;

}

.input-group{

margin-bottom:20px;

}

input{

width:100%;

padding:14px;

border:none;

outline:none;

border-radius:8px;

font-size:15px;

background:#ffffff22;

color:#fff;

}

input::placeholder{

color:#ddd;

}

button{

width:100%;

padding:14px;

border:none;

border-radius:8px;

background:#00b894;

font-size:16px;

font-weight:bold;

color:white;

cursor:pointer;

transition:.3s;

}

button:hover{

background:#019875;

}

button:disabled{

opacity:.6;
cursor:not-allowed;

}

#message{

margin-top:20px;

font-weight:bold;

}

.success{

color:#00ff88;

}

.error{

color:#ff6961;

}

@media(max-width:500px){

.login-box{

width:90%;
padding:30px;

}

}