*{
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
    font-size: 35px;
    color: white;
}

body{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: aquamarine;
    height: 100vh;
}

.calculator {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(6, 1fr);
  gap: 12px;
  width: 50vw;
  height: 80vh ;
  padding: 20px;
  background: rgb(0, 0, 0);
  border-radius: 15px;
}

.container{
    grid-column: span 4;
    /* background-color: #ffffff; */
    padding: 10px;
    /* justify-content: flex-end; */
    display: flex;
    align-items: center;
    justify-content:right;
    font-size: 80px;
}

.keys{
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    background-color: rgb(49, 49, 54);
}

.grey{
    background-color: rgb(105, 100, 100);
}


.op{
    background-color: orange;
}


.zero{
    grid-column: span 2;
    border-radius: 45px;
}
.keys:hover{
    background-color: rgb(168, 168, 216);
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.grey:hover{
    background-color: rgb(62, 47, 47);
    cursor: pointer;
}
.op:hover{
    background-color: rgb(220, 177, 96);
    cursor: pointer;
}