.ld-flex {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.ld-flex-row {
    display: flex;
    flex-direction: row;
}

.ld-flex-col {
    display: flex;
    flex-direction: column;
}

.ld-flex-wrap {
    flex-wrap: wrap;
}

.ld-flex-nowrap {
    flex-wrap: nowrap;
}

.ld-col-center {
    align-items: center;
}

.ld-col-top {
    align-items: flex-start;
}

.ld-col-bottom {
    align-items: flex-end;
}

.ld-row-center {
    justify-content: center;
}

.ld-row-left {
    justify-content: flex-start;
}

.ld-row-right {
    justify-content: flex-end;
}

.ld-row-between {
    justify-content: space-between;
}

.ld-row-around {
    justify-content: space-around;
}

.ld-text-left {
    text-align: left;
}

.ld-text-center {
    text-align: center;
}

.ld-text-right {
    text-align: right;
}

/* 定义flex等分 */
.ld-flex-0 {
    flex: 0;
}

.ld-flex-1 {
    flex: 1;
}

.ld-flex-2 {
    flex: 2;
}

.ld-flex-3 {
    flex: 3;
}

.ld-flex-4 {
    flex: 4;
}

.ld-flex-5 {
    flex: 5;
}

.ld-flex-6 {
    flex: 6;
}

.ld-flex-7 {
    flex: 7;
}

.ld-flex-8 {
    flex: 8;
}

.ld-flex-9 {
    flex: 9;
}

.ld-flex-10 {
    flex: 10;
}

.ld-flex-11 {
    flex: 11;
}

.ld-flex-12 {
    flex: 12;
}

.ld-text-left {
    text-align: left;
}

.ld-text-center {
    text-align: center;
}

.ld-text-right {
    text-align: right;
}

.ld-bgcolor-white {
    background-color: #ffffff;
}

.ld-font-color-white {
    color: #ffffff;
}

.ld-font-color-grey {
    color: #999999;
}

.ld-font-color-red {
    color: #fe0000;
}

.ld-font-color-blue {
    color: #0471ee;
}

/*字体加粗*/
.ld-font-bold {
    font-weight: bold !important;
}

/*定义字体大小*/
.ld-font-10 {
    font-size: 10px;
}

.ld-font-11 {
    font-size: 11px;
}

.ld-font-12 {
    font-size: 12px;
}

.ld-font-13 {
    font-size: 13px;
}

.ld-font-14 {
    font-size: 14px;
}

.ld-font-15 {
    font-size: 15px;
}

.ld-font-16 {
    font-size: 16px;
}

.ld-font-17 {
    font-size: 17px;
}

.ld-font-18 {
    font-size: 18px;
}

.ld-font-19 {
    font-size: 19px;
}

.ld-font-20 {
    font-size: 20px;
}

.ld-font-21 {
    font-size: 21px;
}

.ld-font-22 {
    font-size: 22px;
}

.ld-font-23 {
    font-size: 23px;
}

.ld-font-24 {
    font-size: 24px;
}

.ld-p-t-0 {
    padding-top: 0px !important;
}

.ld-p-b-12 {
    padding-bottom: 12px !important;
}

.ld-m-b-10 {
    margin-bottom: 10px;
}

.ld-m-b-20{
    margin-bottom:20px;
}

.ld-m-t-5 {
    margin-top: 5px;
}

.ld-m-t-10 {
    margin-top: 10px;
}

.ld-m-t-20 {
    margin-top: 20px;
}

.ld-m-l-10 {
    margin-left: 10px;
}

.ld-m-l-20 {
    margin-left: 20px;
}