.layui-nav .layui-nav-bar {
   display: none;
}
.layui-nav .layui-nav-item a:hover {
 font-weight: bold; 
 color: #5184FF;
}
.bottom-white-text {
 color: white;
 font-size: 16px;
}
.bottom-white-text2 {
 color: white;
 font-size: 16px;
}
.bottom-white-line{
 color: white;
 height: 2px;
}
.bottom-gray-text {
 color: #AAAAAA;
 font-size: 16px;
}
.blank-space {
 height: 20px; 
}
.middle-black-text {
 color: black;
 font-size: 16px;
}
.middle-gray-text {
 color: #AAAAAA;
 font-size: 14px;
}
.middle-black-title{
 color: black;
 font-size: 32px;
}