table {
  border-collapse: collapse;
  width: 30%;
  position: absolute;
  top: 50%;
 left: 35%;
 /* transform: translate(-50%,-50%) */
}
table {
    background-color: #aaa;
    border: 2px;
}
/* ///////////////////////////////////////////////////////////////////////////// */

/* ///////////////////////////////////////////////////////////////////////////// */
/* tr:hover {background-color: #f5f5f5;} */
tr:nth-child(even) {background-color: #f2f2f2;}
/* Add a black background color to the top navigation bar */
.topnav {
  overflow: hidden;
  background-color: #006535;

}

/* Style the links inside the navigation bar */
.topnav a {
  float: left;
  display: block;
  color: black;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

/* Change the color of links on hover */
.topnav a:hover {
  background-color: #ddd;
  color: black;
}

/* Style the "active" element to highlight the current page */
.topnav a.active {
  background-color: #2196F3;
  color: white;
}

/* Style the search box inside the navigation bar */
.topnav input[type=text] {
  float: right;
  padding: 6px;
  border: none;
  margin-top: 8px;
  margin-right: 16px;
  font-size: 17px;
}

/* When the screen is less than 600px wide, stack the links and the search field vertically instead of horizontally */
@media screen and (max-width: 600px) {
  .topnav a, .topnav input[type=text] {
    float: none;
    display: block;
    text-align: left;
    width: 100%;
    margin: 0;
    padding: 14px;
  }
  .topnav input[type=text] {
    border: 1px solid #ccc;
  }
}
body {
  background-color: #e0e0e0 ;
}
/* ////////////////////////////////////////////////////////////////////////// Timer css */
* {margin: 0; padding: 0;}

.container {
	padding: 10px;
	/* text-align: center; */
}

.timer {
	padding: 10px;
	background: linear-gradient(top, #222, #444);
	overflow: hidden;
	display: inline-block;
	border: 7px solid #efefef;
	border-radius: 5px;
  border-color: #006535;
	position: relative;

	box-shadow:
		inset 0 -2px 10px 1px rgba(0, 0, 0, 0.75),
		0 5px 20px -10px rgba(0, 0, 0, 1);
}
.buttonTimer {
  background-color: #006535; /* Green */
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
}
.cell {
	/*Should only display 1 digit. Hence height = line height of .numbers
	and width = width of .numbers*/
	width: 0.60em;
	height: 40px;
	font-size: 50px;
	overflow: hidden;
	position: relative;
	float: left;
  color: black;
}

.numbers {
	width: 0.6em;
	line-height: 40px;
	font-family: digital, arial, verdana;
	text-align: center;
	color: #fff;

	position: absolute;
	top: 0;
	left: 0;

	/*Glow to the text*/
	text-shadow: 0 0 5px rgba(255, 255, 255, 1);
}

/*Styles for the controls*/
#timer_controls {
	margin-top: -5px;

}
#timer_controls label {
	cursor: pointer;
	padding: 5px 10px;
	background: #efefef;
	font-family: arial, verdana, tahoma;

	border-radius: 0 0 3px 3px;
  /* background-color: #006535; /* Green */ 
  border: none;

  text-align: center;

  display: inline-block;
  font-size: 16px;
}
#timer_controls label:hover {
box-shadow: 0 12px 16px 0 rgba(0,0,0,0.24), 0 17px 50px 0 rgba(0,0,0,0.19);
}
input[name="controls"] {display: none;}

/*Control code*/
#stop:checked~.timer .numbers {animation-play-state: paused;}
#start:checked~.timer .numbers {animation-play-state: running;}
#reset:checked~.timer .numbers {animation: none;}

.moveten {
	/*The digits move but dont look good. We will use steps now
	10 digits = 10 steps. You can now see the digits swapping instead of
	moving pixel-by-pixel*/
	animation: moveten 1s steps(10, end) infinite;
	/*By default animation should be paused*/
	animation-play-state: paused;
}
.movesix {
	animation: movesix 1s steps(6, end) infinite;
	animation-play-state: paused;
}

/*Now we need to sync the animation speed with time speed*/
/*One second per digit. 10 digits. Hence 10s*/
.second {animation-duration: 10s;}
.tensecond {animation-duration: 60s;} /*60 times .second*/

.milisecond {animation-duration: 1s;} /*1/10th of .second*/
.tenmilisecond {animation-duration: 0.1s;}
.hundredmilisecond {animation-duration: 0.01s;}

.minute {animation-duration: 600s;} /*60 times .second*/
.tenminute {animation-duration: 3600s;} /*60 times .minute*/

.hour {animation-duration: 36000s;} /*60 times .minute*/
.tenhour {animation-duration: 360000s;} /*10 times .hour*/

@keyframes moveten {
	0% {top: 0;}
	100% {top: -400px;}
	/*height = 40. digits = 10. hence -400 to move it completely to the top*/
}

@keyframes movesix {
	0% {top: 0;}
	100% {top: -240px;}
	/*height = 40. digits = 6. hence -240 to move it completely to the top*/
}