.t-inputpromocode__wrapper {
    width: calc(100% + 0px) !important;
    position: relative;
    left: -0px;
    border-collapse: separate;
    border-spacing: 0px 0px;
}
.t-inputpromocode__btn.t-btn {
    color: #ffffff !important;
    background-color: #000000 !important;
    border: px solid ;
    transition: all .2s ease;
}