html {
    font-size: 2em;
}
input, input::placeholder{
    line-height: 4em;
}
.br{
    height:10px
}
.table-hover thead tr:hover th, .table-hover tbody tr:hover td {
    background-color: #D1D119;
}
table, th, td {
    border: 1px solid black;
    text-align: left;
    vertical-align: middle;
}
form{
    margin: 1em;
    display: flex;
    flex-direction:column;
}
.feedback{
    color:red;
}