ul.timeline {
    list-style-type: none;
    position: relative;
    margin-top: 40px;
}

ul.timeline:before {
    content: ' ';
    background: #d4d9df;
    display: inline-block;
    position: absolute;
    left: 9px;
    width: 2px;
    height: 100%;
    z-index: 400;
}

ul.timeline > li {
    margin: 10px 0;
    margin-top: 20px;
    padding-left: 30px;
} 

ul.timeline > li:before {
    content: ' ';
    background: white;
    display: inline-block;
    position: absolute;
    border-radius: 50%;
    border: 3px solid #0155A3;
    left: 0px;
    width: 20px;
    height: 20px;
    margin-top: 3px;
    z-index: 400;
}

table.dataframe {
    font-size: 14px;
    border-collapse: collapse;
    margin-bottom: 20px;
}

table.dataframe td, table.dataframe th {
    padding: 2px 10px 2px 10px;
    border-style: solid 1px black;
}

ul.timeline {
    list-style-type: none;
    position: relative;
    margin-top: 40px;
}

ul.timeline:before {
    content: ' ';
    background: #d4d9df;
    display: inline-block;
    position: absolute;
    left: 9px;
    width: 2px;
    height: 100%;
    z-index: 400;
}

ul.timeline > li {
    margin: 10px 0;
    margin-top: 20px;
    padding-left: 30px;
} 

ul.timeline > li:before {
    content: ' ';
    background: white;
    display: inline-block;
    position: absolute;
    border-radius: 50%;
    border: 3px solid #0155A3;
    left: -3px;
    width: 20px;
    height: 20px;
    margin-top: 0px;
    z-index: 400;
}

table.dataframe {
    font-size: 14px;
    border-collapse: collapse;
    margin-bottom: 20px;
}

table.dataframe td, table.dataframe th {
    padding: 2px 10px 2px 10px;
    border-style: solid 1px black;
}

Improve outline of blue circle on project page
Improve outline of blue circle on project page
