html,
body {
    height: 100%;
}

body {
    align-items: center;
    padding-top: 100px;
    padding-bottom: 40px;
    background-color: #f5f5f5 !important;
}

.form-default {
    width: 100%;
    max-width: 330px;
    padding: 15px;
    margin: auto;
}
.form-default .checkbox {
    font-weight: 400;
}
.form-default .form-control {
    position: relative;
    box-sizing: border-box;
    height: auto;
    padding: 10px;
    font-size: 16px;
}
.form-default .form-control:focus {
    z-index: 2;
}