html,
body {
    height: 100%;
}

body {
    display: flex;
    padding-top: 40px;
    padding-bottom: 40px;
    background-repeat: no-repeat;
    min-width: 100%;
    min-height: 100%;
}

.form {
    padding: 15px;
}

.form .form-floating:focus-within {
    z-index: 2;
}
  
.form .control-top {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
  }
  
.form .control-mid {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.form .control-bottom {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.card .card-top {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}

.card .card-mid {
    margin-top: -1px;
    margin-bottom: -1px;
    border-radius: 0;
}

.card .card-bottom {
    margin-top: -1px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

.form-check-input:checked {
    background-color: #198754;
    border-color: #198754;
}

.small {
    font-size: .6em;
}