* {
  box-sizing: border-box;
}


body {
  /* background-image: url(https://images-wixmp-ed30a86b8c4ca887773594c2.wixmp.com/f/7ff5aea5-5169-455c-9276-85e240f715b2/dcm39tm-9ae4a15f-ddee-44f4-b49d-5f6f3f427435.gif?token=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiJ1cm46YXBwOjdlMGQxODg5ODIyNjQzNzNhNWYwZDQxNWVhMGQyNmUwIiwiaXNzIjoidXJuOmFwcDo3ZTBkMTg4OTgyMjY0MzczYTVmMGQ0MTVlYTBkMjZlMCIsIm9iaiI6W1t7InBhdGgiOiJcL2ZcLzdmZjVhZWE1LTUxNjktNDU1Yy05Mjc2LTg1ZTI0MGY3MTViMlwvZGNtMzl0bS05YWU0YTE1Zi1kZGVlLTQ0ZjQtYjQ5ZC01ZjZmM2Y0Mjc0MzUuZ2lmIn1dXSwiYXVkIjpbInVybjpzZXJ2aWNlOmZpbGUuZG93bmxvYWQiXX0.IGSN0vU_Cydb0tIq4UYolXmhA02sBv-K9rjn7JsvtDI); */
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-color:black;
  display: flex;
  height: 100vh;
  width: auto;
  align-items: center;
  justify-content: center;
  margin: 0;
  flex-direction: column;
  padding-bottom: 50px;
}

.grid {
  align-items: center;
  box-shadow: 0 0 20px 0 rgba(0,0,0,0.2);
  background: black;
  display: flex;
  flex-grow:1;
  flex-wrap:wrap;
  justify-content: center;
  height: 580px;
  width: 500px;
  border-bottom: 2px solid limegreen;
  border-radius: 9px;
}

.grid div {
flex-grow: 1;
height: calc(100% / 11);
width: calc(100% / 11);
border: 2px solid black;
}

.player{
  background-image: url(https://ui-ex.com/images/rocket-transparent-space-invaders-2.png);
  background-size:contain;
}

.alien{
  color: red;
  background-image: url(https://www.pinclipart.com/picdir/big/416-4164135_space-invaders-png-high-quality-image-space-invaders.png);
  background-size: contain;

}
.missile{
  background-image: url(https://s1.mzstatic.com/us/r30/Purple3/v4/d1/36/9c/d1369cde-2581-b624-9432-25f3fc7bcda3/mzl.bosvmddv.png);
  background-size: contain;
  background-color: black;
}
.bomb{
  background-image: url(https://i.ya-webdesign.com/images/laser-blast-png.png);
  background-size: contain;
  background-color: black;
}

h1{
  color: black;
}
.score{
  padding-left: -300px;
  font-size: 25px;
  color: yellow;
  font-family: 'Geostar', cursive;
  width: 19%;
  margin-bottom: 100px;
}
.start{
  font-size: 20px;
  font-family: 'Geostar', cursive;
  padding: -5px -5px;
  height: 40px;
  font-size: 14px;
  text-align: center;
  cursor: pointer;
  outline: none;
  color: yellow;
  background-color: black;
  border: none;
  border-radius: 15px;
  box-shadow: 0 9px #999;
}
.start:active {
  background-color: #3e8e41;
  box-shadow: 0 5px #666;
  transform: translateY(4px);
}

.restart {
  margin-left: 20px;
  display: flex;
  flex-direction: column;
}
.startGame{
  color: yellow;
  display: flex;
  flex-wrap: wrap;
  width: 1000px;
  font-size: 15px;
  justify-content:space-between;
  margin-left: 5px;
}
.space{
  width: 400px;
}
.reset{
  margin-top: 100px;
  font-family: 'Geostar', cursive;
  padding: -5px -5px;
  height: 40px;
  font-size: 14px;
  text-align: center;
  cursor: pointer;
  outline: none;
  color: yellow;
  background-color: black;
  border: none;
  border-radius: 15px;
  box-shadow: 0 9px #999;
}
.reset:active {
  background-color: #3e8e41;
  box-shadow: 0 5px #666;
  transform: translateY(4px);
}
.lives{
  margin-top: 100px;
  padding-left: -300px;
  font-size: 25px;
  color: yellow;
  font-family: 'Geostar', cursive;
  width: 19%;
  margin-bottom: 100px;
}
span{
  margin: 10px;
}
.endstop{
  font-family: 'Geostar', cursive;
  width: 19%;
  display: flex;
  flex-direction: column;
}
.stop{
  font-family: 'Geostar', cursive;
  margin-bottom: 100px;
  margin-right: 10px;
  padding: -5px -5px;
  height: 40px;
  font-size: 14px;
  text-align: center;
  cursor: pointer;
  outline: none;
  color: yellow;
  background-color: black;
  border: none;
  border-radius: 15px;
  box-shadow: 0 9px #999;
}
.stop:active {
  background-color: #3e8e41;
  box-shadow: 0 5px #666;
  transform: translateY(4px);
}
.pause{
  font-family: 'Geostar', cursive;
  margin-bottom: 100px;
  margin-right: 10px;
  padding: -5px -5px;
  height: 40px;
  font-size: 14px;
  text-align: center;
  cursor: pointer;
  outline: none;
  color: yellow;
  background-color: black;
  border: none;
  border-radius: 15px;
  box-shadow: 0 9px #999;
}
.pause:active {
  background-color: #3e8e41;
  box-shadow: 0 5px #666;
  transform: translateY(4px);
}
.hidden {
  display: none;
}
.para {
  color: red;
  position:absolute;
  font-size: 50px;
  font-family: 'Geostar', cursive;
  justify-content: center;
  margin-bottom: 60px;
  text-align: center;
}
.endmessage {
  position:absolute;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
}