html,
body,
div,
p,
ul,
li,
dl,
dt,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
form,
input,
select,
button,
textarea,
iframe,
table,
th,
td {
    margin: 0;
    padding: 0
}

img {
    border: 0 none;
    vertical-align: top
}

ul,
li {
    list-style-type: none
}

h1,
h2,
h3,
h4,
h5,


body,
input,
select,
button,
textarea {
    
    font-family: "Microsoft YaHei", "微软雅黑", Tahoma, Geneva, sans-serif
}

button {
    cursor: pointer
}





.fixed:after {
    content: ".";
    display: block;
    clear: both;
    height: 0;
    visibility: hidden
}