input#wp-block-search__input-1 {
    padding-left: 10px;
    height: 40px;
    border: 1px solid #000;
}
button.wp-block-search__button.wp-element-button {
    line-height: 0;
    height: auto;
    padding: 7px;
    background: none;
    color: #000!important;
    border: 1px solid #000;
    border-radius: 4px;
}