.vertical {
    .@{time-line-prefix-cls}-item {
        position: relative;
        min-height: 50px;

        &-line {
            position: absolute;
            top: @timeline-vertical-item-top;
            bottom: @P;
            width: @timeline-vertical-item-line-size;
            transform: translateX(2.8px);
            content: '';
            .basic-p-config(@timeline-default-p-color);
        }

        &:last-child {
            &::before {
                display: none;
            }

            .@{time-line-prefix-cls}-item-line {
                display: none;
            }
        }

        &-content {
            &-inner {
                min-height: @timeline-vertical-content-inner-height;
            }

            &-append {
                min-height: @timeline-vertical-content-append-height;
            }
            // 标签
            &-label {
                margin-bottom: @timeline-vertical-content-label-margin;
            }
            // 标题
            &-title {
                button {
                    min-width: auto;
                }
            }
        }
    }
}