html {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
input,
textarea,
p,
blockquote,
th,
td,
hr,
button,
article,
aside,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    margin: 0;
    padding: 0;
    font-family: "微软雅黑";
}

li {
    list-style: none;
}

a,
a:hover {
    text-decoration: none;
}

img {
    border: 0;
}

body {
    font-size: 16px;
}

input,
button {
    border: none;
    outline: none;
}

.btn {
    width: 100%;
    padding: 10px 0;
    background: #fff;
}

.input {
    width: calc(100% - 20px);
    padding: 10px;
}

.show_result {
    background: #fff;
    padding: 10px;
    margin-top: 10px;
}

.updata_img {
    margin: 15px auto;
    display: block;
}