.lineboard{
    z-index: 0;
    display: flex;
    flex-wrap: nowrap;
    flex-direction: column;
    columns: 1;
    align-items: center;
    position: relative;
}
.lineboard::after{
    z-index: -1;
    content:" ";
    background-color:#222;
    position: absolute;
    width:4px;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    margin:auto;
    border-bottom-left-radius: 2px;
    border-bottom-right-radius: 2px;
}
.lineboard .lb-title:first-child{
    margin-top: 0;
}
.lineboard .lb-title{
    width:fit-content;
    border-radius: 8px;
    background-color:#222;
    color:white;
    border:2px solid #777;
    padding: 8px 12px;
    min-width: 4em;
    text-align: center;
    font-weight: bold;
    font-size:1.2em;
    margin-top: 2.4em;
}
.lineboard .lblink{
    text-decoration: none;
    color:inherit
}
.lineboard .lb-sub{
    width:fit-content;
    border-radius: 8px;
    background-color:#222;
    color:white;
    border:2px solid #777;
    padding: 8px 12px;
    min-width: 4em;
    text-align: center;
    font-weight: bold;
    font-size:1.2em;
    margin-top: 1.4em;
}
.lineboard .lb-sub::before{
    content: "- ";
}
.lineboard .lb-sub::after{
    content: " -";
}
.lineboard .lb-title::before{
    content:"> ";
}
.lineboard .lb-title::after{
    content:" <";
}
.lineboard .lb-content{
    width:fit-content;
    position: relative;
    border-radius: 8px;
    padding: 4px 8px;
    border:1px solid #777;
    background-color: #fff;
    min-width: 8em;
    text-align: center;
}
.lb-content h3,.lb-content p{
    margin:4px;
}