xarxaprod-wp-theme/sass/base/elements/_buttons.scss

button,
input[type="button"],
input[type="reset"],
input[type="submit"],
.button,
.wp-block-button__link {
	border: 1px solid;
	border-color: $color__border-button;
	border-radius: 0;
	background: $color__background-button;
	color: $color__text-screen;
	line-height: 1;
	padding: 0.6em 1em 0.4em;
	//text-transform: uppercase;

	&:hover {
		border-color: $color__border-button-hover;
	}

	&:active,
	&:focus {
		border-color: $color__border-button-focus;
	}
}
.button-more {
  //&::before {
  //	content: "accedir";
  //	position: absolute;
  //	bottom: 1em;
  //	left: 0.5em; 
  //	font-family: $font__light;
  //	font-size: 1rem;
  //	line-height: 0;
  //}
	&::after {
		content: "+";
		display: inline-block;
		width: 1.5rem;
		height: 2rem;
		padding: 0 0.5rem;
	  font-family: $font__black;
		font-size: 1.5rem;
	}
	&:hover::after {
		content: ">";
		padding-left: 0.2rem;
		font-size: 1.2rem;
		line-height: 1.5;
	}
}