/* 简单的CSS样式 */ 
.language-selector { position: relative; margin-left: 30px; padding: 5px 20px; border: 1px solid #fff;  background: rgba(255, 255, 255, 0.8);}
.language-selector span {color:#333;}
.language-selector ul { display: none; position: absolute; background-color: #f9f9f9;  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2); z-index: 1; top:33px; left:0px;} 
.language-selector:hover ul { display: block; } 
.language-selector li { list-style: none; padding: 8px 16px; cursor: pointer; } 
.language-selector li:hover { background-color: #f1f1f1; }
.language-selector:hover ul li a {color:#666;}