* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html,
body{
    background: rgb(255,255,255);
    background: linear-gradient(180deg, rgba(255,255,255,1) 10%, rgba(100,130,238,1) 100%);
    height: 100%;
}
.login-card {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 25rem;
    max-width: 25rem;
    height: 26rem;
}
.d-flex a {
    margin-top: auto;
    margin-bottom: auto;
}

@media only screen and (max-width: 990px) {
    html,
    body{
        background: rgb(255,255,255);
        background: linear-gradient(180deg, rgba(255,255,255,1) 10%, rgba(100,130,238,1) 100%);
        height: 100%;
    }
    .login-card {
        background-color: rgba(255, 255, 255, 0.9);
        border-radius: 0.5rem;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        padding: 1rem;
        width: 20rem; 
        max-width: 20rem;
        height: 26rem; 
    }
}