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

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

body {
    background-image: linear-gradient(15deg, #13547a 0%, #80d0c7 100%);
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
}

.main {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

label {
    font-weight: 600;
}

.input-group-text {
    background-color: transparent;
    border: none;
    padding-left: 5px;
}

.calculator-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.6);
    padding: 40px;
    width: 500px;
    border-radius: 20px;
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
}

form {
    width: 100%;
}

.calculator-container>img {
    width: 100px;
}

.calculator-container>h2 {
    text-shadow: 2px 2px rgb(150, 150, 150);
    margin-bottom: 40px;
}

.result-box {

    display: inline-block;
    min-width: 50px;
    padding: 4px 10px;
    border-radius: 5px;
    text-align: center;
    margin: 0 5px;
    font-weight: 300;
    background: #fff;
}