@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@600&display=swap');

* {
  box-sizing: border-box;
  margin: 0;
  padding:0;
}

body{
  font-family: 'Source Sans Pro';
  height: 100vh;
  background-color: #1e1e1e;
}

a{
  text-decoration:none;
  color: #ffff00;
}

nav{
  text-align: center;
  background-color: #000000;
  color: #ffff00;
  padding: 15px;
  font-size: 40px;
  box-shadow: 2px 2px 35px #3a3a3a;
}

ul{
  list-style-type: none;
}

main {
  color:#ffff00;
  text-align: center;
  font-size: 50px;
  position: relative;
  top: 25%;
}

.zero {
  -webkit-text-stroke: 2px #ffb359;
}

main {
  -webkit-user-select: none; /* Safari */
  -ms-user-select: none; /* IE 10+ and Edge */
  user-select: none; /* Standard syntax */
}

.incdec:hover {
  color: #ffb359;
}

#reset {
  border: none;
  padding: 6px 10px;
  border-radius: 3px;
  background-color: #000000;
  color:#ffff00;
  font-size:15px;
  font-family:'Source Sans Pro'
}

#reset:hover {
  border: 1px solid white;
}

footer{
  position: absolute;
  bottom:0;
  width: 100%;
  background-color: #000000;
  color: #5d5d5d;
  text-align: center;
  padding-top: 40px;
  padding-bottom: 20px;
  font-size: 13px;
  border-top: #ffff00 solid 1px;
}