body {
  font-family: Arial;
  background-color: #000;
  width: 100%;
  min-width: 1200px;
  background-repeat: no-repeat;

  position: relative;
  margin: 0 auto;
  /* overflow: hidden; */

  background-size: auto 100%;
  background-position: center;
  -webkit-overflow-scrolling: touch;
}

html {
  width: 100%;
 
}

table,
td,
tr {
  border: 0;
  padding: 0;
  margin: 0;
  cellpadding: 0;
  cellspacing: 0;
    /* 去掉表格的间隙 */
  border-spacing: 0;
  /* 去掉表格的边框 */
  border-collapse: collapse;
  
}

li,
ul,
p,
a,
h1,
input,
dd,
dt,
dl {
  margin: 0;
  padding: 0;
}

li {
  list-style-type: none;
}

img {
  border: 0px;
}

input {
  -webkit-appearance: none;
  border-radius: 0;
  -webkit-tap-highlight-color: transparent;
  border: 0;
  outline: none;
}

a {
  outline: none;
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(255, 0, 0, 0);
}

div {
  -webkit-tap-highlight-color: rgba(255, 0, 0, 0);
}
select {
  -webkit-appearance: none;
  background-color: transparent;
}