themes-wordpress/varia/sass/blocks/search/_style.scss

.wp-block-search {
	flex-wrap: wrap;
	&.wp-block-search__button-inside {
		.wp-block-search__inside-wrapper{
			background: #{map-deep-get($config-global, "color", "white")};
			color: #{map-deep-get($config-elements, "form", "color", "text")};
			border: #{map-deep-get($config-elements, "form", "border", "width")} solid #{map-deep-get($config-elements, "form", "color", "border")};
			border-radius: #{map-deep-get($config-elements, "form", "border", "radius")};
			.wp-block-search__input {
				padding: #{map-deep-get($config-elements, "form", "padding")};
			}
			.wp-block-search__button {
				padding: #{map-deep-get($config-button, "padding", "vertical")} #{map-deep-get($config-button, "padding", "horizontal")};
				&.has-icon {
					padding: 0;
				}
			}
		}
	}

	.wp-block-search__label {
		font-weight: normal;
	}

	.wp-block-search__input {
		color: #{map-deep-get($config-elements, "form", "color", "text")};
		border: #{map-deep-get($config-elements, "form", "border", "width")} solid #{map-deep-get($config-elements, "form", "color", "border")};
		border-radius: #{map-deep-get($config-elements, "form", "border", "radius")};
		padding: #{map-deep-get($config-elements, "form", "padding")};
		font-size: #{map-deep-get($config-global, "font", "size", "base")};
		line-height: #{map-deep-get($config-global, "font", "size", "base")};
		@include font-family( map-deep-get($config-button, "font", "family") );
		max-width: inherit;
		margin-right: calc( .66 * #{map-deep-get($config-button, "padding", "horizontal")} );
		background: #{map-deep-get($config-global, "color", "white")};
		&:focus {
			color: #{map-deep-get($config-elements, "form", "color", "text")};
			border-color: #{map-deep-get($config-elements, "form", "color", "border")};
		}
	}
	.wp-block-search__button {
		@extend %button-style;
		border: none;
		box-shadow: none;
		&.has-icon {
			transform: scaleX(-1);
			padding: 0;
			min-width: calc(2* #{map-deep-get($config-button, "padding", "vertical")} + #{map-deep-get($config-global, "font", "size", "base")} + 4px);
			min-height: calc(2* #{map-deep-get($config-button, "padding", "vertical")} + #{map-deep-get($config-global, "font", "size", "base")} + 4px);
			svg {
				fill: currentColor;
				width: 29px;
				height: 29px;
			}
		}
	}
}