* {
  margin: 0;
  padding: 0;
}

body {
  background-color: rgba(0, 0, 0, 0.917);
  display: flex;
  justify-content: center;
  align-items: center;
}
.body {
  height: 30rem;
  width: 25rem;
  background-color: rgba(17, 17, 17, 0.929);
  border: 1.5px solid rgba(255, 255, 255, 0.615);
  border-radius: 1rem;
  margin-top: 6rem ;
  display: flex;
  flex-direction: column;
}
.line {
  height: 5rem;
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
}
.startingLine {
  border-bottom: 1.5px solid rgba(255, 255, 255, 0.252);
  display: flex;
}
.btn {
  color: white;
  width: 3.5rem;
  height: 3.5rem;
  border: 0.1rem solid rgba(255, 255, 255, 0.394);
  background-color: black;
  border-radius: 50%;
  margin-top: 0.6rem;
  text-align: center;
  font-size: 1.8rem;
  display: flex;
  justify-content: center;
  align-items: center;
}
.btn1 {
  color: greenyellow;
}
.equal{
    background-color: orange;
    font-size: 2.2rem;
    font-weight: 900;
}
.text{
    width: 23rem;
    padding-left: 0.8rem;
    padding-right: 0.9rem;
    border-top-left-radius: 14px;
    border-top-right-radius: 14px;
    background-color: black;
    color: white;
    font-size: 3rem;
    text-align: right;
}
.red{
    color: red;
}
.green{
  color: greenyellow;
}
@media (max-width : 450px){
  .body{
    height: 25rem;
    width: 20rem;
  }
  .line {
    height: 4rem;
  }
  .btn {
    color: white;
    width: 3.2rem;
    height: 3.2rem;
  }
  .btn1 {
    color: greenyellow;
  }
  .text{
    width: 18.1rem;
    font-size: 2.3rem;
  }
}