.block-search input.form-search {
    padding: 12px 15px;
    -webkit-border-radius: 0;
    -moz-border-radius: 0;
    border-radius: 0;
    font-size: 16px;
    width: 100%;
    color: #000000 !important;
    margin: 0;
}

form#search-block-form--2 {
    color: #ffffff;
    border-color: #ffffff;
}