html,body {
    height: 100%;
}
form {
    min-height: 100%;
    margin-bottom: -67px;
}
.loadingbox {
    position: fixed;
    top: 0px;
    right: 0px;
    width: 100%;
    height: 100%;
    font-size: 12px;
    display: none;
    background: rgba(255, 255, 255, .3);
    z-index: 9999;

}

.loadingbox  .loading-img {
    width: 322px;height: 58px;
    top: 50%;
    margin-top: -29px;
    left: 50%;
    margin-left: -161px;
    position: absolute;
    text-align: center; z-index: 19999;
}
.loadingbox .loading-text {
    padding: 5px 15px;
    margin-top: 20px;
    border-radius: 20px;
    display: inline-block;
    background: rgba(0, 0, 0, .5);
    color: white;
    font-weight: 500;
    font-size: 14px;
}
/*弹性布局*/
.flexbox {
    display: -webkit-box;
    display: -ms-flexbox;
    -ms-flex-direction: row;
    -ms-flex-wrap: wrap;
    -ms-flex-pack: start;
    -ms-flex-align: start;
}

.flexbox-vert {
    display: -webkit-box;
    display: -ms-flexbox;
    -ms-flex-direction: row;
    -ms-flex-wrap: wrap;
    -ms-flex-pack: start;
    -ms-flex-align: start;
    
    -webkit-box-orient: vertical;
    -ms-box-orient: vertical;

    height: 100%;
}

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

.flex-0 {
    -webkit-box-flex: 0;
    -ms-flex: 0;
    flex: 0;
}

.flex-2 {
    -webkit-box-flex: 2;
    -ms-flex: 2;
    flex: 1;
}
/*可换行的flex布局*/
.flex {
    -ms-flex-align: stretch;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: -moz-flex;
    display: -o-flex;
    display: flex;
    justify-content: flex-start;
}

.flex-wrap {
    -o-flex-wrap: wrap;
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}

.flex-row {
    -o-flex-direction: row;
    -ms-flex-direction: row;
    -moz-flex-direction: row;
    -webkit-flex-direction: row;
    flex-direction: row;
}

.flex-col {
    -o-flex-direction: column;
    -ms-flex-direction: column;
    -moz-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column;
    -webkit-flex-flow: column;
    flex-flow: column;
}

.flex-col-stretch {
    -o-align-items: stretch;
    -webkit-align-items: stretch;
    -moz-align-items: stretch;
    -ms-align-items: stretch;
    align-items: stretch;
}

.line-clamp {
    display: block;
    -moz-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-1 {
    -webkit-line-clamp: 1;
    height: auto;
}

.line-clamp-2 {
    -webkit-line-clamp: 2;
}