html {
    height: 100%;
    padding: 0;
    margin: 0;
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
button,
textarea,
p,
blockquote,
th,
td {
    padding: 0;
    margin: 0;
    font-family: "-apple-system', Helvetica,Microsoft YaHei";
}

body {
    height: 100%;
}

a {
    outline: none;
}

a:focus {
    outline: none;
}

a:active {
    outline: none;
}

.ip_fl {
    float: left;
}

.ip_fr {
    float: right;
}

.clear {
    zoom: 1;
}

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