html,
body,
div,
span,
object,
li,
ul,
img iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
pre,
a,
em,
img,
strong,
sub,
sup,
b,
i,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
article,
aside,
canvas,
details,
embed,
input,
figure,
figcaption,
footer,
header,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    border: 0;
    outline: none;
    font-size: 100%;
    font-family: "Microsoft YaHei", 'Heiti SC', Arial, "宋体", "华文细黑", sans-serif;
    box-sizing: border-box;
    color: #333;
}

li {
    list-style: none;
}

img {
    border-width: 0 0 0 0;
}

a {
    text-decoration: none;
}

html {
    background: #f5f5f5;
    max-width: 1920px;
    margin: 0 auto;
}

body {
    width: 100%;
    min-width: 1200px;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}
table{
    border-collapse: collapse;
}
.float-left {
    float: left;
}

.float-right {
    float: right;
}

/* 通用图片样式 */

.img {
    display: block;
    min-width: 100%;
    height: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* 滚动条样式 */

::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

::-webkit-scrollbar-track {
    border-radius: 10px;
    background: #fff;
}

::-webkit-scrollbar-thumb {
    border-radius: 10px;
    background: #aaa;
}

::-webkit-scrollbar-thumb:hover {
    background: #888;
}