* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    background-color: rgb(205, 236, 250);
}

.calci {
    width: 350px;
    height: 80vh;
    padding: 20px;
    border-radius: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: rgba(0, 31, 49, 0.19);
    box-shadow: 10px 12px 0px 5px rgb(0, 0, 0);
}

.display {
    width: 100%;
    height: 30%;
    display: flex;
    color: rgb(255, 255, 255);
    font-weight: 600;
    font-size: 30px;
    flex-wrap: wrap;
    gap: 10px;
    overflow-x: auto;
    align-items: end;
    padding: 20px 10px;
    word-wrap: break-word;
    flex-direction: column;
    justify-content: center;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
    background-color: rgb(0, 151, 181);
    box-shadow: 5px 5px 0px 5px rgb(0, 0, 0) inset;
}
.finalValue{
    font-size: 40px;
}

.keys {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    padding-top: 15px;
    gap: 10px;
}

.keys button {
    width: 70px;
    height: 70px;
    cursor: pointer;
    font-size: 20px;
    border-radius: 20px;
    border: 1px transparent;
    color: rgb(0, 0, 0);
    background-color: rgb(226, 226, 226);
    transition: all .05s ease-in-out;
    box-shadow: 4px 4px 0px 1px rgb(0, 0, 0) ;
}

.keys button:hover {
    font-size: 18px;
    box-shadow: 2px 2px 1px 1px rgb(0, 0, 0) inset;
}

.keys .operator {
    background-color: rgb(0, 255, 247);
}

#equals {
    width: 145px;
    background-color: rgba(242, 242, 242, 0.974);
}