1.容器写法

display: -webkit-box; /* Chrome 4+, Safari 3.1, iOS Safari 3.2+ */  
display: -moz-box; /* Firefox 17- */  
display: -webkit-flex; /* Chrome 21+, Safari 6.1+, iOS Safari 7+, Opera 15/16 */  
display: -moz-flex; /* Firefox 18+ */  
display: -ms-flexbox; /* IE 10 */  
display: flex; /* Chrome 29+, Firefox 22+, IE 11+, Opera 12.1/17/18, Android 4.4+ */  

2.其他

/*display*/
.display_flex{
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
}
.display_flex > *{
    display: block;
}
.display_inline-flex{
    display: -webkit-inline-box;
    display: -ms-inline-flexbox;
    display: -webkit-inline-flex;
    display: inline-flex;    
}
.display_inline-flex > *{
    display: block;
}
/*伸缩流方向*/
.flex-direction_column{
    -webkit-box-orient: vertical;
    -ms-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column;
}
/*主轴对齐*/
.justify-content_flex-center{
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
}
.justify-content_flex-end{
    -webkit-box-pack: end;
    -ms-flex-pack: end;
    -webkit-justify-content: flex-end;
    justify-content: flex-end;
}
.justify-content_flex-justify{
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    -webkit-justify-content: space-between;
    justify-content: space-between;
}
/*侧轴对齐*/
.align-items_flex-start{
    -webkit-box-align: start;
    -ms-flex-align: start;
    -webkit-align-items: flex-start;
    align-items: flex-start;
}
.align-items_flex-end{
    -webkit-box-align: end;
    -ms-flex-align: end;
    -webkit-align-items: flex-end;
    align-items: flex-end;
}
.align-items_center{
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}
.align-items_baseline{
    -webkit-box-align: baseline;
    -ms-flex-align: baseline;
    -webkit-align-items: baseline;
    align-items: baseline;
}
/*伸缩性*/
.flex_auto{
    -webkit-box-flex: 1;
    -ms-flex: auto;
    -webkit-flex: auto;
    flex: auto;
}
.flex_1{
    width: 0;
    -webkit-box-flex: 1;
    -ms-flex: 1;
    -webkit-flex: 1;
    flex: 1;    
}
/*显示顺序*/
.order_2{
    -webkit-box-ordinal-group: 2;
    -ms-flex-order: 2;
    -webkit-order: 2;
    order: 2;
}
.order_3{
    -webkit-box-ordinal-group: 3;
    -ms-flex-order: 3;
    -webkit-order: 3;
    order: 3;
}