Hi David,
I hope you’re well today and thank you for contacting us.
You can achieve this by adding the below CSS code in the Custom CSS option of Ivory Search plugin settings on the path Admin Area -> Ivory Search -> Settings -> Settings (see image below):
https://ivorysearch.com/wp-content/uploads/2018/12/custom-css-code-option.png
/*CSS to add*/
.is-form-style.is-form-style-3 input.is-search-input,
.is-form-style.is-form-style-3 button.is-search-submit,
.is-form-style.is-form-style-3 button.is-search-submit .is-search-icon {
height: 50px;
}
.is-form-style.is-form-style-3 button.is-search-submit,
.is-form-style.is-form-style-3 button.is-search-submit .is-search-icon {
width: 50px;
}
.is-form-style.is-form-style-3 button.is-search-submit .is-search-icon {
padding-top: 13px !important;
}
form.is-form-style.is-form-style-3 label {
width: calc(100% - 50px)!important;
}
form.is-form-style.is-form-style-3 .is-search-icon svg {
width: 26px;
}
Best regards,
Ivory Search Support Team