{
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

 {
  word-break: break-all;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2; //改成需要的行数
  -webkit-box-orient: vertical;
}

 {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

{
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 200px;
  height: 100px;
  margin: auto;
}

 {
  position: relative;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

 {
  left: auto;
  right: auto;
}

 {
  transform: translateY(0);
}

a,
button,
input,
textarea,
span,
div,
em,
i,
img {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-tap-highlight-color: transparent; /* For some Androids */
  outline: none;
  -moz-outline-style: none;
  -webkit-user-select: none; /*用户不可选中元素的内容*/
}

body.bodyCls {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
}

a,
img {
  -webkit-touch-callout: none; /*禁止长按链接与图片弹出菜单*/
}

html,
body {
  -webkit-user-select: none; /*禁止选中文本*/
  user-select: none;
}

button,
input,
optgroup,
select,
textarea {
  -webkit-appearance: none; /*去掉webkit默认的表单样式*/
}

a,
button,
input,
optgroup,
select,
textarea {
  -webkit-tap-highlight-color: rgba(
    0,
    0,
    0,
    0
  ); /*去掉a、input和button点击时的蓝色外边框和灰色半透明背景*/
}

input::-webkit-input-placeholder {
  color: #ccc; /*修改webkit中input的planceholder样式*/
}

input:focus::-webkit-input-placeholder {
  color: #f00; /*修改webkit中focus状态下input的planceholder样式*/
}

input::-webkit-input-speech-button {
  display: none; /*隐藏Android的语音输入按钮*/
}

input:-webkit-autofill,
textarea:-webkit-autofill,
select:-webkit-autofill {
  box-shadow: inset 0 0 0 1000px #fff;
}

input:disabled {
  opacity: 1;
  color: #333;
  -webkit-text-fill-color: #333;
}

::-webkit-scrollbar {
  width: 1px;
}
::-webkit-scrollbar-track {
  -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb {
  border-radius: 10px;
  background: rgba(0, 0, 0, 0);
  -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0);
}
::-webkit-scrollbar-thumb:window-inactive {
  background: rgba(255, 0, 0, 0);
}

 {
  background-clip: padding-box;
}

.oneBorder {
  position: relative;
  border: none;
}
.oneBorder::after {
  content: '';
  position: absolute;
  left: 0;
  background: #000;
  width: 100%;
  height: 1px;
  -webkit-transform: scaleY(0.5);
  transform: scaleY(0.5);
  -webkit-transform-origin: 0 0;
  transform-origin: 0 0;
}

.fourBorder {
  position: relative;
  border: none;
}
.fourBorder {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  border: 1px solid #000;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 200%;
  height: 200%;
  -webkit-transform: scale(0.5);
  transform: scale(0.5);
  -webkit-transform-origin: left top;
  transform-origin: left top;
}

 {
  -webkit-backface-visibility: hidden;
  -moz-backface-visibility: hidden;
  -ms-backface-visibility: hidden;
  backface-visibility: hidden;
  -webkit-perspective: 1000;
  -moz-perspective: 1000;
  -ms-perspective: 1000;
  perspective: 1000;
}

 {
  /*设置内嵌的元素在 3D 空间如何呈现：保留 3D*/
  -webkit-transform-style: preserve-3d;
}

 {
  /*（设置进行转换的元素的背面在面对用户时是否可见：隐藏）*/
  -webkit-backface-visibility: hidden;
}

body {
  -webkit-text-size-adjust: 100% !important;
}

.element::-webkit-scrollbar {
  display: none;
}

 {
  /*允许独立的滚动区域和触摸回弹(ios的橡皮筋效果)*/
  -webkit-overflow-scrolling: touch;
}

/*遮罩,定位的我就不写了*/
#mask {
  -webkit-transition: opacity 0.5s ease, visibility 0.5s ease;
  transition: opacity 0.5s ease, visibility 0.5s ease;
  opacity: 0;
  visibility: hidden;
}
#mask.show {
  opacity: 1;
  visibility: visible;
}
#filterBlock {
  -webkit-transform: translate3d(0%, 0, 0);
  transform: translate3d(0%, 0, 0);
  -webkit-transition: -webkit-transform 0.25s ease;
  transition: -webkit-transform 0.25s ease;
  transition: transform 0.25s ease;
  transition: transform 0.25s ease, -webkit-transform 0.25s ease;
}
#filterBlock.show {
  -webkit-transform: translate3d(100%, 0, 0);
  transform: translate3d(100%, 0, 0);
}

.wrap {
  width: 50%;
  margin: 0 auto;
}
.box {
  width: 100%;
  height: 0;
  padding-bottom: 100%;
  background: url(pic_quark_1503812032847.jpg) no-repeat center;
  background-size: cover;
}

.verticle-mode {
  writing-mode: tb-rl;
  -webkit-writing-mode: vertical-rl;
  writing-mode: vertical-rl;
}
/* IE7比较弱，需要做点额外的动作 */
.verticle-mode {
  *width: 120px;
}
.verticle-mode h4,
.verticle-mode p {
  *display: inline;
  *writing-mode: tb-rl;
}
.verticle-mode h4 {
  *float: right;
}

 {
  direction: rtl;
}

div {
  overflow-x: scroll;
  -webkit-overflow-scrolling: touch;
  white-space: nowrap;
  font-size: 0;
}
a {
  display: inline-block;
  font-size: 16px;
  /*解决ios端行内块出现的不对齐*/
  vertical-align: top;
}

 {
  /*内容在边界内换行,不截断英文单词换行*/
  word-wrap: break-word;
  /* 单词内换行，如果想让长单词不换行用break-word */
  word-break: break-all;
  /* 保留空白符跟换行，某些需要保持排版的需要，编辑文章什么的 */
  white-space: pre-wrap;
}

.list {
  flex-wrap: wrap;
  display: flex;
}
.item {
  min-width: 1px;
  flex: 0 0 50%;
}

-webkit-mask-image: -webkit-radial-gradient(white, black);