body {
    height: 100%;
}

body {
    display: flex;
    align-items: center;
    padding-top: 40px;
    padding-bottom: 40px;
    background-color: #f5f5f5;
}

.form-signin {
    width: 100%;
    max-width: 512px;
    padding: 15px;
    margin: auto;
    align-items: center;
}

    .form-signin .checkbox {
        font-weight: 400;
    }

    .form-signin .form-floating:focus-within {
        z-index: 2;
    }

    .form-signin input[type="email"] {
        margin-bottom: -1px;
        border-bottom-right-radius: 0;
        border-bottom-left-radius: 0;
    }

    .form-signin input[type="password"] {
        margin-bottom: 10px;
        border-top-left-radius: 0;
        border-top-right-radius: 0;
    }

@media (min-width: 768px) {
    .bd-placeholder-img-lg

{
    font-size: 3.5rem;
}
}

.mb-4 {
    border-radius: 10%;
}