#st-2 {
font-family: "Helvetica Neue", Verdana, Helvetica, Arial, sans-serif;
-moz-transition: all 0.2s ease-in;
-ms-transition: all 0.2s ease-in;
-o-transition: all 0.2s ease-in;
-webkit-transition: all 0.2s ease-in;
transition: all 0.2s ease-in;
backface-visibility: hidden;
display: block;
position: fixed;
opacity: 1;
text-align: left;
top: 160px;
z-index: 94034;
}

#st-2.st-right {
right: 0px;
}

#st-2.st-hidden.st-right {
right: -48px;
}

#st-2.st-hidden {
width: 100%; /* 具体宽度根据需要调整 */
}