body{
  font-family:'Source Sans 3',sans-serif;
  background:#F5F8FF;
  display:flex;
  justify-content:center;
  align-items:center;
  height:100vh;
}

.login-card{
  background:white;
  padding:40px;
  width:380px;
  border-radius:14px;
  box-shadow:0 10px 40px rgba(0,0,0,0.08);
}

.login-card h2{
  margin-bottom:25px;
  color:#1A2F5E;
  text-align:center;
}

.login-card input{
  width:100%;
  padding:12px;
  margin-bottom:18px;
  border-radius:6px;
  border:1px solid #ddd;
  font-size:14px;
}

.login-card button{
  width:100%;
  padding:12px;
  background:#2563C7;
  border:none;
  border-radius:6px;
  color:white;
  font-weight:600;
  cursor:pointer;
  transition:0.3s;
}

.login-card button:hover{
  background:#1A4A9E;
}

.error{
  color:red;
  font-size:13px;
  margin-top:10px;
  text-align:center;
}