.box {
    position: relative;
    display: block;
    padding: 5px;
}

.box-block {
    margin: 1px;
    border-bottom: 1px solid lightgray;
    background: white;
    box-shadow: 2px 0 2px -1px rgba(0, 0, 0, .06), -2px 0 2px -1px rgba( 0, 0, 0, .16);
}

.box-break:not(:first-child) {
    margin: 5px 0;
}

.box-break:not(:first-child)>div {
    position: relative;
    display: block;
    height: 1px;
    background: darkgray;
}

.box-break>div>span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 0 10px;
    font-size: 12px;
    font-weight: 500;
    color: black;
    background: white;
    white-space: nowrap;
}