*{
	margin: 0;
	padding: 0;
}
#contenedor{
	margin: 10px auto;
	width: 540px;
	height: 115px;
}
.reloj{
	float: left;
	font-size: 16px;
	font-family: Courier,sans-serif;
	color: #363431;
}
input{
  border: none;
}
boton {
  height: 50px;
  width: 50px;
  margin: 10px 4px;
  box-shadow: inset 1px 1px 50px  #0066FF;
  border: none !important;
}
*:focus {
    outline: 0 !important;
}
#allClear {
  box-shadow: inset 1px 1px 50px  #990000;
  border: none;
}
#clear {
  box-shadow: inset 1px 1px 50px  #CC6600;
  border: none;
}
#equals{
  box-shadow: inset 1px 1px 50px #006633;
  border: none;
}
/* Hidden boton for formatting sake */
#blank {
  visibility: hidden;
}
.calcBG {
  background-color: #DDDDDD;
  border-radius: 20px;
  padding: 20px;
  margin-top: 50px;
  margin-bottom: 50px;
  box-shadow: inset 1px 1px 50px #000;
}
.screen {
  height: 40px;
  border-radius: 10px;
  padding: 10px;
  margin: 10px 2px;
  font-size: 16px;
  font-weight: bold;
  

background: #8e9eab; /* fallback for old browsers */
background: -webkit-linear-gradient(to right, #8e9eab , #eef2f3); /* Chrome 10-25, Safari 5.1-6 */
background: linear-gradient(to right, #8e9eab , #eef2f3); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
        
  box-shadow: 0px 4px  #000099 inset;
  
}
small {
  color: #fff;
  font-weight: bold;
}