* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background-color: #ecf0f3;
  font-family: sans-serif;
  outline: none;
}

.conatiner {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.calculator {
  background-color: #ecf0f3;
  padding: 15px;
  border-radius: 30px;
  box-shadow: inset 5px 5px 12px #ffffff, 5px 5px 12px rgba(0, 0, 0, 0.16);

  display: grid;
  grid-template-columns: repeat(4, 70px);
  /* column-gap: 10px; */

  /* grid-column: 1/-1; */
}

input {
  grid-column: 1/-1;
  height: 70px;
  width: 260px;
  background-color: #ecf0f3;
  box-shadow: inset -3px -3px 12px #ffffff,
    inset 5px 5px 12px rgba(0, 0, 0, 0.16);
  border: none;
  border-radius: 30px;
  color: rgb(70, 70, 70);
  text-align: end;
  margin: auto;
  margin-top: 40px;
  margin-bottom: 30px;
  padding: 20px;
  font-size: 30px;
}

button {
  height: 40px;
  width: 40px;

  background-color: #ecf0f3;
  /* box-shadow: inset -5px -5px 12px #ffffff,
    inset 5px 5px 12px rgba(0, 0, 0, 0.16); */

  box-shadow: -3px -3px 5px #ffffff, 3px 3px 5px rgba(0, 0, 0, 0.2);
  border: none;
  border-radius: 50%;
  margin: 10px;
  font-size: 15px;
}

.equal {
  width: 120px;
  border-radius: 0%;
  border-radius: 10vmax;
  font-size: 27px;
  background-color: cadetblue;
}

.point {
  padding-bottom: 13px;
  font-weight: bolder;
}

.smb {
  font-size: 22px;
}

.color {
  background-color: rgba(128, 128, 128, 0.712);
}

.dif {
  padding-top: 10px;
}