* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

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

.calculator {
    width: 80vw;
    max-width: 300px;
    height: 380px;
    background-color: #121a1b;
    border-radius: 10px;
    box-shadow: 1px 5px 20px rgb(65, 65, 173), -1px -5px 40px rgb(89, 89, 185);
}

.display {
    width: 100%;
    height: 20%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.display input {
    height: 100%;
    width: 100%;
    border-radius: 10px;
    box-shadow: 1px 2px 10px rgba(0, 0, 0, 0.8), -1px -2px 20px rgba(0, 0, 0, 0.8);
    background-color: transparent;
    border: none;
    color: white;
    padding: 10px;
    text-align: right;
    font-size: 28px;

}

.buttons {
    border: none;
    width: 100%;
    height: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;

}

.row {
    width: 100%;
    height: 15%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px
}

.row button {
    width: 18%;
    height: 80%;
    border-radius: 10px;
    box-shadow: 1px 2px 10px rgba(0, 0, 0, 0.8), -1px -2px 20px rgba(0, 0, 0, 0.8);
    background-color: transparent;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 18px;

}

.row1 button {
    color: #219b1d;
}

.row button:hover {
    box-shadow: inset 1px 2px 10px rgba(0, 0, 0, 0.8);
    font-size: small;
    color: rgba(255, 255, 255, 0.506)
}

.equalbtn {
    width: 40%;
    color: #219b1d !important;
    font-weight: bold;
}