.invalid-feedback {
    color: orange;
}

.form-control.is-invalid {
    border-color: orange;
}

.form-control {
    font-size: 1.4rem;
    border-color: var(--default-text-color);
    border-width: 2px;
    border-radius: 0;
}

.form-control::placeholder {
    color: #b7bdb6;
    font-weight: bold;
}

.custom-file {
    height: 44px;
    color: var(--default-text-color);
    background-color: white;
    border: 2px solid var(--default-text-color);
    border-radius: 0;
}

.custom-file-label {
    height: 44px;
    background-color: rgba(0, 0, 0, 0);
    font-weight: normal;
    text-align: left;
    border: none;
    border-radius: 0;
}

.custom-file-label::after {
    border-radius: 0;
}

.custom-file-input {
    font-size: 18px;
}

.custom-file-input~.custom-file-label::after {
    content: "Auswählen";
    right: -1px;
    color: white;
    font-weight: bold;
    font-size: 20px;
    background-color: var(--default-text-color);
}

.input-group-text {
    padding-top: 5px;
    padding-bottom: 5px;
    border-color: var(--brand-color);
    border-width: 2px;
    border-radius: 0;
    border-right: none;
    background-color: transparent;
}

.input-group>.form-control:not(:first-child) {
    border-left: none;
}

button.btn[type="submit"] {
    padding: .75rem 4rem;
    font-size: 1.4rem;
    font-weight: bold;
    color: #ffffff !important;
    background-color: var(--default-text-color);
    border: none !important;
    border-radius: 2rem;
    box-shadow: none !important;
}

button.btn[type="submit"]:active,
button.btn[type="submit"]:focus,
button.btn[type="submit"]:focus-visible,
button.btn[type="submit"]:focus-within {
    color: #ffffff !important;
    background-color: var(--brand-color);
    border: none !important;
    box-shadow: none !important;
}

button.btn-last-step {
    background-color: var(--brand-color) !important;
}

.btn.btn-back {
    padding: .5rem 6rem;
    font-size: 1.4rem;
    font-weight: bold;
    text-decoration: none;
    color: #ffffff !important;
    background-color: var(--brand-color);
    opacity: .8;
    border: none !important;
    border-radius: 0;
    box-shadow: none !important;
}

.btn.btn-back:active,
.btn.btn-back:focus,
.btn.btn-back:focus-visible,
.btn.btn-back:focus-within {
    color: #ffffff !important;
    background-color: var(--brand-color);
    border: none !important;
    box-shadow: none !important;
}

.mat-checkbox {
    display: inline-flex;
    flex-wrap: wrap;
    position: relative;
    padding-left: 50px;
    margin-bottom: 8px;
    cursor: pointer;
    min-height: 52px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    align-items: center;
}

.mat-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
    padding: 0;
    margin: 0;
}

.mat-checkbox span {
    position: absolute;
    top: 6px;
    left: 0;
    height: 40px;
    width: 40px;
    background-color: #fff;
    border: 2px solid var(--default-text-color);
}

.mat-checkbox:hover input~span {
    background-color: #eee;
}

.mat-checkbox input:checked~span {
    background-color: #ffffff;
}

.mat-checkbox span:after {
    content: "";
    position: absolute;
    display: none;
}

.mat-checkbox input:checked~span:after {
    display: block;
}

.mat-checkbox span:after {
    left: 13px;
    top: 4px;
    width: 12px;
    height: 23px;
    border: solid var(--default-text-color);
    border-width: 0 3px 3px 0;
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}

@media (max-width: 991.98px) {
    button.btn[type="submit"] {
        padding: 1rem;
    }
}