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

body{

    background:#f4f7fb;

    display:flex;

    justify-content:center;

    align-items:center;

    min-height:100vh;
    padding:24px 12px;

}

.login-container{

    width:100%;

    display:flex;

    justify-content:center;

    align-items:center;
    min-height:calc(100vh - 48px);

}

.login-card{

    width:min(420px,100%);

    background:#ffffff;

    padding:40px;

    border-radius:15px;

    box-shadow:0 10px 30px rgba(0,0,0,.12);

}

.logo{

    text-align:center;

    margin-bottom:30px;

}

.logo .product-logo{
    display:block;
    width:min(100%,340px);
    height:auto;
    margin:0 auto 12px;
}

.logo h1{

    color:#0d6efd;

    font-size:34px;

    margin-bottom:8px;

}

.logo p{

    color:#777;

    font-size:15px;

}

.form-group{

    margin-bottom:20px;

}

.form-group label{

    display:block;

    margin-bottom:8px;

    font-weight:600;

    color:#444;

}

.form-group input{

    width:100%;

    padding:14px;

    border:1px solid #d6d6d6;

    border-radius:8px;

    font-size:15px;

    outline:none;

    transition:.3s;

}

.form-group input:focus{

    border-color:#0d6efd;

}

button{

    width:100%;

    padding:15px;

    border:none;

    border-radius:8px;

    background:#0d6efd;

    color:#fff;

    font-size:16px;

    font-weight:bold;

    cursor:pointer;

    transition:.3s;

}

button:hover{

    background:#0b5ed7;

}

#message{

    margin-top:18px;

    text-align:center;

    font-weight:bold;

    color:red;

}