* {
  margin: 0px;
  padding: 0px;
  border: 0px;
  outline: 0px;
  box-sizing: border-box;
}
body {
  background-color: #1b1b1b;
  font-family: "Shantell Sans", serif;
  font-weight: 900;
}
button {
  font-family: "Shantell Sans", serif;
  font-weight: 700;
}
/* color */
.red {
  color: red;
}
.blue {
  color: blue;
}
.allContent {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  width: 100vw;
  height: 100vh;
  margin: auto;
  flex-direction: column;
  position: relative;
}
#appContainer {
  width: 45%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
/* Start Header Style */
.header {
  width: 300px;
  margin: 20px 0px 10px;
  font-size: 19px;
}
.instruction {
  background-color: #c6c6c636;
  color: white;
  padding: 10px;
  border-radius: 40px;
  box-shadow: 0 5px 13px rgba(0, 0, 0, 0.3);
}
/* End Header Style */
/* Start Body Style */
.gridContainer {
  background-color: #f0db4f;
  display: grid;
  grid-template-columns: auto auto auto;
  aspect-ratio: 1;
  height: 100%;
  padding: 35px;
  border: 12px solid #4d4d4d;
  border-radius: 38px;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.9);
}
.square {
  padding: 30px;
  border: 2px solid #1d1d1d;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: 0.3s;
}
.squareContant {
  height: 20px;
  width: 20px;
}
.square:hover {
  background-color: #c6b439;
}
.square:first-of-type,
.square:nth-of-type(2),
.square:nth-of-type(3) {
  border-top: none;
}
.square:first-of-type,
.square:nth-of-type(4),
.square:nth-of-type(7) {
  border-left: none;
}
.square:nth-of-type(3),
.square:nth-of-type(6),
.square:nth-of-type(9) {
  border-right: none;
}
.square:nth-of-type(7),
.square:nth-of-type(8),
.square:nth-of-type(9) {
  border-bottom: none;
}
/* End Body Style */
/* Start footer Style */
.btn {
  font-size: 24px;
  padding: 7px 30px;
  border-radius: 30px;
  color: white;
  box-shadow: 0 7px 10px rgba(0, 0, 0, 0.3);
  background-color: rgb(84, 60, 172);
  margin-top: 25px;
  cursor: pointer;
  transition: 0.3s;
}
.btn:hover {
  box-shadow: 0 7px 13px rgba(0, 0, 0, 0.9);
  background-color: rgb(93, 80, 179);
}
/* End footer Style */
/* Start Score Style */
.score {
  position: absolute;
  top: 15px;
  transform: translateX(-50%);
  color: white;
  padding: 10px 15px;
  background-color: red;
  border-radius: 7px;
  box-shadow: 0 7px 13px rgba(0, 0, 0, 0.9);
  font-size: 20px;
}
.xScore {
  left: 57%;
  background-color: red;   
}
.oScore {
  left: 43%;
  background-color: blue;
}
/* End Score Style */