* {
    margin: 0;
    padding: 0;
    font-family:微软雅黑;
}
ul li {
    list-style: none;
}
a{
    text-decoration: none;
    display: inline-block;
}
a:hover{
    text-decoration: none;
}
table,th{
    border-collapse: collapse;
}
th,td{
    text-align: center;
}
input{
    outline: none;
    border: none;
}
.fix::before,.fix::after {
    content:'';
    display:block;
    height:0;
    line-height:0;
    visibility:hidden;
    clear:both;
}