.body
{
    background-color: rgba(255, 255, 255, 0.822);
    text-align: center;
}
.table 
{
    background-color: rgb(194, 236, 238);
    border: 1px solid;
    border-spacing: 0;
    margin: 1rem;
    width: 75%;
    border-collapse: collapse;
    margin-left: auto;
    margin-right: auto;
    
    
}
.table_row:nth-child(event)
{
 background-color: rgb(0, 0, 0);
 
}
.table_header 
{
text-align: left;
height: 50px;
background-color:rgb(10, 168, 168);
}
.table_cell {
     padding:8px;
     border: 1px solid;
     text-align: center;
}