@keyframes underline{0%{background-position:100% 0;background-size:100% 100%}50%{background-position:100% 0;background-size:0 100%}51%{background-position:0 0;background-size:0 100%}to{background-position:0 0;background-size:100% 100%}}.newsletters{position:relative}.newsletters__list{list-style-type:none}.newsletters__subscribe{background:var(--bg);bottom:0;position:sticky}