.numpad { 
    margin: 0;
    padding: 0;
    bottom: 0;
    /*width: 320px;*/
}

.numpad li {
    font-size: 23px;
    float: left;
    list-style: none;
    text-align: center;
    height: 40px;
    /*padding-top: 15px;*/
    width: 33.33%;
    font-family: 'Lato' , sans-serif;
    -webkit-font-smoothing: antialiased;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}