style.css

	::-webkit-input-placeholder {color:#DCDCDC;}
	::-moz-placeholder          {color:#DCDCDC;}/* Firefox 19+ */
	:-moz-placeholder           {color:#DCDCDC;}/* Firefox 18- */
	:-ms-input-placeholder      {color:#DCDCDC;}

body {
    font-family: Trebuchet MS, sans-serif;
   }

th {
    padding: 2px 5px 2px 5px;
}

table {
   border: 1px solid #A9A9A9; 
}

td.number {
    cursor: pointer;
}

#container {
	position:absolute;
	margin-top:1%;
	margin-left:32%;
}

input {
	margin: 5px;
    padding: 5px 0px 5px 0px;
    outline: none;
    width: 80px;
    border: 1px solid #A9A9A9;
    outline: none;
    font: 16px/1 Trebuchet MS, sans-serif;
    text-align: center;
}

button {
    background-color: #333333; 
    color: #e6e6e6;    
    width: 80px;
    border: none;
    padding: 5px 0px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
    -webkit-transition-duration: 0.4s; /* Safari */
    transition-duration: 0.4s;
    cursor: pointer;
    -webkit-user-select: none;
}

button:hover {
	background-color: #595959;
    color: white;
}


button:focus {
outline: none !important
}