Hello,

Please try adding the following Custom CSS in the Custom CSS for Desktop area under Theme Settings >> Custom CSS.

.searchform .searchsubmit {
    font-size: 14px;
	width: 70px;
}

.searchform .searchsubmit:after {
content: none;
}

.wd-search-cat {
    margin-right: 20px;
}

Regards.
Xtemos Studios