*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    text-decoration: none;
    list-style: none;
}
body{
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.calculator{
    width: 400px;
    height: 650px;
    border-radius: 10px;
    background-color: black;
    padding:40px 20px;
    margin: 0px auto;
    position: relative;
    box-shadow: 0px 50px 50px grey;
}
.calCount{
    height: 50px;
    margin: 15px 0;
    text-align: end;
    color: white;
    text-shadow: 1px 1px 1px red;
    border-bottom: 1px solid ;
}

.history{
    height: 120px;
    overflow-y: scroll;
    color: grey;
    text-align: end;
    display: flex;
    flex-direction: column;
    align-items: end;
    justify-content: end;
}
.history h6{
    margin: 0;
}
.history::-webkit-scrollbar{
    display: none;
}
.amal{
    position: absolute;
    top: 25%;
    left: 20px;
    font-size: 35px;
    color:white;
}
.buttons{
    display: grid;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    row-gap: 10px;
}
.buttons .btn{
    width: 20%;
    margin: 5px;
    background-color: rgb(78, 77, 77);
    border-radius: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    color:white;
}
.buttons .btn:hover{
    opacity: 0.8;
}