#login_form {
    position: absolute;
    left: 50%;
    top: 20%;
    width: 250px;
    height: 300px;
    margin: 0 0 0 -150px;
    font:  16px 'PT Sans', Helvetica, Arial, sans-seri
}
img {
    height: auto;
    max-width: 100%;
}
.form-label{
    font: unset;
    cursor: pointer;
}
.form-control {
    display: block !important;
    width: 100% !important;
    height: unset !important;
    padding: 0.375rem 0.75rem !important;
    font-size: 1rem !important;
    font-weight: 400 !important;
    line-height: 1.5 !important;
    color: #495057 !important;
    background-color: #fff !important;
    background-clip: padding-box !important;
    border: 1px solid #ced4da !important;
    border-radius: 0.25rem !important;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out !important;
}
input {
    margin: 3px;
}

#login_form input[type="submit"]{
    color: #fff;
    width: 100%;
    border: none;
    height: 30px;
    cursor: pointer;
}