css常用代码

透明度：

filter:alpha(opacity=50); 
-moz-opacity:0.5; 
opacity:0.5;

英文大小写：

div{text-transform:capitalize|Uppercase|Lowercase}
Capitalize 英文拼音的首字母大写
Uppercase 英文拼音字母全大写
Lowercase 英文拼音字母全小写

文字超过部分显示省略号：

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

单词换行，文本换行word-wrap，word-break，white-space

http://jingyan.baidu.com/article/e75aca855b1500142edac6d0.html

优雅的多平台字体设置

font-family: "Helvetica Neue",Helvetica,Arial,"Microsoft Yahei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",sans-serif;

判断iphoneX

/* iphoneX */

@media only screen and (min- 375px) and (min-height: 812px) and (-webkit-device-pixel-ratio: 3) {
  body {
    padding: 80px 0;
  }
}

function isIphoneX(){
  return /iphone/gi.test(navigator.userAgent) && (screen.height == 812 && screen.width == 375)
}