.lang-switch>a{position:relative;transition:color 0.3s ease}.lang-switch>a:hover{color:#4da3ff!important}.lang-switch>a::after{content:"";position:absolute;width:0;height:2px;left:0;bottom:-4px;background-color:#4da3ff;transition:width 0.3s ease}.lang-switch>a:hover::after{width:100%}