.graybox {
    background-color:#ddd;
}

.alert {
    padding: 20px;
    background-color: #f44336; /* Red */
    color: white;
    margin-bottom: 15px;
}

.hline-bottom {
    padding-bottom: 10px;
    border-bottom: 2px solid #ddd; /* whichever color you prefer */
}

.right-align {
    float: right;
}

.right-align-cell {
    display: flex;
    justify-content: flex-end;
}

.material-icons {
}

.mdl-data-table tbody tr, .mdl-data-table tbody td {
    height: auto;
}

.mdl-data-table tbody td {
    padding-top: 1px;
    padding-bottom: 1px;
}

.transaction-table {
    width: 100%;
}

.transaction-table-col {
    max-width: 0;
}
.transaction-table-col-hide-overflow {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.transaction-table-col1 { width: 6em }
.transaction-table-col2 {  }
.transaction-table-col3 { width: 2em }
.transaction-table-col3b { width: 4em }
.transaction-table-col4 { width: 2em }

.stretch-to-fill {
    width: 100%;
}

.graybox {
    background-color:#ddd;
}

.alert {
    padding: 20px;
    background-color: #f44336; /* Red */
    color: white;
    margin-bottom: 15px;
}

.hline-bottom {
    padding-bottom: 10px;
    border-bottom: 2px solid #ddd; /* whichever color you prefer */
}

.right-align {
    float: right;
}

.right-align-cell {
    display: flex;
    justify-content: flex-end;
}

.material-icons {
}

.mdl-data-table tbody tr, .mdl-data-table tbody td {
    height: auto;
}

.mdl-data-table tbody td {
    padding-top: 1px;
    padding-bottom: 1px;
}

.mdl-textfield {
    padding: 0
}

.transaction-table {
    width: 100%;
}

.transaction-table-col {
    max-width: 0;
}
.transaction-table-col-hide-overflow {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.transaction-table-col1 { width: 6em }
.transaction-table-col2 {  }
.transaction-table-col3 { width: 2em }
.transaction-table-col3b { width: 4em }
.transaction-table-col4 { width: 2em }

.stretch-to-fill {
    width: 100%;
}

Reduce vertical spacing of mdl-textfield
Reduce vertical spacing of mdl-textfield
