/* ============================================================
  flex：定义布局为盒模型
  flex-v：盒模型垂直布局
  flex-1：子元素占据剩余的空间
  flex-align-center：子元素垂直居中
  flex-pack-center：子元素水平居中
  flex-pack-justify：子元素两端对齐
  兼容性：ios 4+、android 2.3+、winphone8+、IE10+、Safari、Opera、Chrome、Firefox
============================================================ */
@charset "utf-8";

.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: -moz-box;
  display: -moz-flex;
  display: flex;
}

.flex-v {
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  -moz-box-orient: vertical;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.flex-1 {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -moz-box-flex: 1;
  -moz-flex: 1;
  -ms-flex: 1;
  flex: 1;
}

.flex-none {
  -webkit-box-flex: 0;
  -ms-flex: none;
  -webkit-flex: none;
  flex: none;
}

.flex_auto {
  -webkit-box-flex: 1;
  -ms-flex: auto;
  -webkit-flex: auto;
  flex: auto;
}

.flex-align-center {
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-box-align: center;
  -moz-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}

.flex-pack-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-box-pack: center;
  -moz-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.flex-pack-justify {
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -moz-box-pack: justify;
  -moz-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.order-2 {
  -webkit-box-ordinal-group: 2;
  -ms-flex-order: 2;
  -webkit-order: 2;
  order: 2;
}

.align-items-flex-end {
  -webkit-box-align: end;
  -ms-flex-align: end;
  -webkit-align-items: flex-end;
  align-items: flex-end;
}

.justify-content-flex-end {
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  -webkit-justify-content: flex-end;
  justify-content: flex-end;
}

.display-inline-flex {
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: -webkit-inline-flex;
  display: inline-flex;
}

.flex-wrap {
  -webkit-flex-wrap: wrap;
  -webkit-box-lines: multiple;
  -moz-flex-wrap: wrap;
  flex-wrap: wrap;
}

.flex-nowrap {
  -webkit-flex-wrap: nowrap;
  -webkit-box-lines: single;
  -moz-flex-wrap: nowrap;
  flex-wrap: nowrap;
}