/*清除默认样式*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;

}

html,
body {
  margin: 0 auto;
  height: 100%;
  padding: 0;
  font-size: 50px;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

@media only screen and (min-width:750px) {
  html {
    width: 720px !important;
    font-size: 100px !important;
  }
}


fieldset,
img {
  border: 0;
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}

a {
  text-decoration: none;
  color: #666;
}

ul,
ol,
dl,
dt,
dd {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

b,
strong,
i,
em {
  font-weight: normal;
  font-style: normal;
}

a,
input,
img,
textarea,
span,
div,
button {
  outline: none;
  border: 0;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

input {
  -webkit-appearance: none;
  display: outline;
}

textarea {
  resize: none;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

template {
  display: none;
}

a img {
  border: none;
}

img {
  vertical-align: top;
}

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

/* 清浮动 */
.clearfix:after {
  content: "";
  visibility: hidden;
  height: 0;
  display: block;
  clear: both;
}

.clearfix {
  zoom: 1;
}

/* 浮动 */
.fleft {
  float: left;
}

.fright {
  float: right;
}

/* 定位 */
.positionr {
  position: relative;
}

.positiona {
  position: absolute;
}

.positionf {
  position: fixed;
}

/* 文字居中 */
.tleft {
  text-align: left;
}

.tcenter {
  text-align: center;
}

.tright {
  text-align: right;
}

/* 小手 */
.cursor {
  cursor: pointer;
}

.no-cursor {
  cursor: auto;
}

/* 按钮显示小手 */
input[type=button],
button {
  cursor: pointer;
}

/* 显示隐藏 */
.show {
  display: block;
}

.hide {
  display: none;
}

/*省略号*/
.ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ellipsis-multiline {
  display: box !important;
  display: -webkit-box !important;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  /*第几行出现省略号*/
}

.ellipsis-multiline3 {
  display: box !important;
  display: -webkit-box !important;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  /*第几行出现省略号*/
}

/*上下左右居中*/
.positionAmarginA {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}