Thanks dear, i am trying css, if someone further improve it (perhaps David may guide)
.single-post footer nav#nav-below {
display: flex;
flex-wrap: wrap;
}
.single-post footer nav#nav-below .nav-previous,
.single-post footer nav#nav-below .nav-next {
width:50%;
display: flex;
flex-wrap: wrap;
}
.single-post footer nav#nav-below .icon-arrow-left {
font-size: 2em;
line-height: 0;
padding: 0 7px 8px 3px;
background-color: #000;
color: #fff;
}
.single-post footer nav#nav-below .icon-arrow-right {
font-size: 2em;
line-height: 0;
padding: 0 5px 8px 5px;
background-color: #000;
color: #fff;
}
.single-post footer nav#nav-below span .prev {
}
.single-post footer nav#nav-below span .next {
}
.single-post footer nav#nav-below .gp-icon {
opacity: 1;
}