p-inputnumber,
.p-inputnumber {
    display: inline-flex;
}

.p-inputnumber-button {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}

.p-inputnumber-buttons-stacked .p-button.p-inputnumber-button .p-button-label,
.p-inputnumber-buttons-horizontal .p-button.p-inputnumber-button .p-button-label {
    display: none;
}

.p-inputnumber-buttons-stacked .p-button.p-inputnumber-button-up {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    padding: 0;
}

.p-inputnumber-buttons-stacked .p-inputnumber-input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.p-inputnumber-buttons-stacked .p-button.p-inputnumber-button-down {
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    border-bottom-left-radius: 0;
    padding: 0;
}

.p-inputnumber-buttons-stacked .p-inputnumber-button-group {
    display: flex;
    flex-direction: column;
}

.p-inputnumber-buttons-stacked .p-inputnumber-button-group .p-button.p-inputnumber-button {
    flex: 1 1 auto;
}

.p-inputnumber-buttons-horizontal .p-button.p-inputnumber-button-up {
    order: 3;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.p-inputnumber-buttons-horizontal .p-inputnumber-input {
    order: 2;
    border-radius: 0;
}

.p-inputnumber-buttons-horizontal .p-button.p-inputnumber-button-down {
    order: 1;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.p-inputnumber-buttons-vertical {
    flex-direction: column;
}

.p-inputnumber-buttons-vertical .p-button.p-inputnumber-button-up {
    order: 1;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    width: 100%;
}

.p-inputnumber-buttons-vertical .p-inputnumber-input {
    order: 2;
    border-radius: 0;
    text-align: center;
}

.p-inputnumber-buttons-vertical .p-button.p-inputnumber-button-down {
    order: 3;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    width: 100%;
}

.p-inputnumber-input {
    flex: 1 1 auto;
}

.p-fluid p-inputnumber,
.p-fluid .p-inputnumber {
    width: 100%;
}

.p-fluid .p-inputnumber .p-inputnumber-input {
    width: 1%;
}

.p-fluid .p-inputnumber-buttons-vertical .p-inputnumber-input {
    width: 100%;
}
