blockquote,
body,
button,
code,
dd,
div,
dl,
dt,
fieldset,
form,
h1,
h2,
h3,
h4,
h5,
h6,
input,
li,
ol,
p,
pre,
td,
textarea,
th,
ul {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    font-weight: 400
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, STHeiti, "Microsoft YaHei", Verdana, Arial, Tahoma, sans-serif;
    background-color: #f6f6f6;
    font-size: 14px;
    color: #333;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

ol,
ul {
    list-style: none
}

em,
i {
    font-style: normal
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 14px;
    font-weight: 400
}

button,
input,
select,
textarea {
    outline: 0
}

input[type=checkbox] {
    vertical-align: middle
}

table {
    border-spacing: 0;
    border-collapse: collapse
}

textarea {
    resize: none
}

a {
    text-decoration: none;
    outline: 0;
}

img {
    max-width: 100%;
    border: 0;
    -ms-interpolation-mode: bicubic
}

.clearfix:after {
    content: "";
    display: block;
    clear: both;
}

.clearfix {
    *zoom: 1;
}