@font-face {
  font-family: 'Material Icons';
  font-style: normal;
  font-weight: 400;
  src: url(/fonts/MaterialIcons-Regular.woff2) format('woff2');
}

.material-icons {
  font-family: 'Material Icons';
  font-weight: normal;
  font-style: normal;
  font-size: 24px;  /* 首选大小 */
  display: inline-block;
  line-height: 1;
  text-transform: none;
  letter-spacing: normal;
  word-wrap: normal;
  white-space: nowrap;
  direction: ltr;
  
  /* 支持所有WebKit浏览器 */
  -webkit-font-smoothing: antialiased;
  
  /* 支持Safari和Chrome */
  text-rendering: optimizeLegibility;
  
  /* 支持Firefox */
  -moz-osx-font-smoothing: grayscale;
  
  /* 支持IE */
  font-feature-settings: 'liga';
}

/* 定义图标大小类 */
.material-icons.md-18 { font-size: 18px; }
.material-icons.md-24 { font-size: 24px; }
.material-icons.md-36 { font-size: 36px; }
.material-icons.md-48 { font-size: 48px; }

/* 定义图标明暗类 */
.material-icons.md-dark { color: rgba(0, 0, 0, 0.54); }
.material-icons.md-dark.md-inactive { color: rgba(0, 0, 0, 0.26); }

.material-icons.md-light { color: rgba(255, 255, 255, 1); }
.material-icons.md-light.md-inactive { color: rgba(255, 255, 255, 0.3); }

/* 小尺寸图标 */
.material-icons.md-14 { font-size: 14px; }
.material-icons.md-16 { font-size: 16px; }
.material-icons.md-12 { font-size: 12px; }