body {
    margin: 0 20px;
    padding: 0;
    box-sizing: border-box;
    background-image: url("https://images.unsplash.com/photo-1451807278147-2e0e1e90b24d?ixlib=rb-1.2.1&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=876&q=80");
    background-size: cover;
    background-repeat: no-repeat;
    overflow: hidden;
}

.berechnung {
    width: auto;
    height:20vh;
    display: flex;
   
    justify-content: space-between;
    align-items: center;

}
.berechnung div {
    padding: 0 5px;
    width: 200px;
}

#loesung-uber {
    display:none;
    font-size: 2.5rem;
    background-color: aliceblue;

}
#loesung-anzahl {
    display:none;
    font-size: 2.5rem;
    background-color: aliceblue;

}
#loesung-capacity {
    display:none;
    font-size: 2.5rem;
    background-color: aliceblue;

}
#loesung-volt {
    display:none;
    font-size: 2.5rem;
    background-color: aliceblue;

}
#loesung-watt {
    display:none;
    font-size: 2.5rem;
    background-color: aliceblue;

}

#btn, #reset {
margin: 10px;

padding: 5px 10px;
font-size: 1rem;
background-color: black;
color: white;
border-style: none;
border-radius: 10px;
}

.buttons {
    display: flex;
}

img {
    width: 60%;
   
}