.tab {
    /* set background color and border of sheet tab*/
    background: #FDFDFD;
    border: 1px solid #C2C2C2;
    box-sizing: border-box;

    /* set width of sheet tab*/
    width: 200px;
    height: 35px;

    /* ensure the text is relatively centered*/
    text-align: center;
    padding-top: 3px;
}

/* add a mito blue bar to the bottom of the selected sheet tab */
.selected-tab-indicator {
    border: 2px solid #0081DE;
    background-color: #0081DE;
}