@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600&display=swap');

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif !important;
}

body{
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(45deg, #0a0a0a, #3a4452);
}
.calculator{
    border: 1px solid #3a4452;
    padding: 20px;
    background: transparent;
    border-radius: 17px;
    box-shadow: 0 3px 15px rgba(113,115,119, 0.5);
}
input{
    color: #c8b7b7;
    width: 350px;
    border: none;
    padding: 24px;
    margin: 10px;
    background: transparent;
    box-shadow: 0 3px 15px rgba(84, 84, 84, 0.1);
    font-size: 40px;
    text-align: right;
    cursor: pointer;
}
input::placeholder{
    color: #fff;
    font-size: 40px;
    text-align: right;
}
button{
    width: 60px;
    height: 60px;
    border: none;
    background: transparent;
    color: #fff;
    font-size: 20px;
    margin: 10px;
    cursor: pointer;
    border-radius: 50%;
    box-shadow: -5px -5px 15px rgba(255, 255, 255, 0.1);
}
.eqbtn{
    background-color: rgb(255, 77, 0);
}
.opbtn{
    color: #00ff26;
}