styleqr.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #e5e5e5;
    font-family: Arial, Helvetica, sans-serif;
    align-items: center;
    justify-content: center;
    height: 90vh;
    margin: 10px;
    display:grid;
}

.titulo {
    color: #485696;
    font-weight: 900;
    text-transform: uppercase;
} 

p {
    text-align: center;
}

.container {
    padding: 60px 60px;
    background: #fff;
    display: flex;
    align-items: center;
    border: 5px solid rgb(22, 4, 141);
    box-shadow: 0 0 15px rgba(100, 100, 100, 0.582);
    flex-direction:column;
    width: 350px;
    height: 600px;
}

.input {
    padding: 12px 20px;
    width: 225px;
    margin-bottom: 10px;
    border: 2px solid rgb(22, 4, 141);
}

button {
    padding: 12px 20px;
    margin-bottom: 10px;
    border: 0;
    background: #485696;
    color: #fff;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 2px;
    width: 225px;
    
}

.error{
    color: #ff0000;
}

#qr-image {
    display: none;
    
}

img {
    margin-bottom: 20px;
    border: 3px solid #485696;
    padding: 10px;
    background-color: #ffffff;
}

footer{
    position:end;
    margin-top: 5px;
}

.nome {
    text-decoration: none;
    color: #ff0000;
    font-weight: 600;
    margin-top: 10px;
}

.card{
    color: #000000;
    font-weight: 600;
}