#navCategory li a,#navCategory li a:link{
text-decoration: none;
}
#navCategory li a:hover{
color:orangered;
}

#backTop a,#backTop a:hover,#backTop a:link{
color:white;
text-decoration: none;
}
#navCategory li a{
color:black;
font-size: 18px;
font-family: "楷体";
}
#navList li a:link,#navList li a:hover{
text-shadow:none;
}