hr{
    width: 70px;
    margin-left: -5px;
}

#odejmij{
    width: 80px;
}


input{
    width: 50px;
}

h1{
    margin-left: auto;
}

#skracaj{
    width: 200px;
    border-radius: 10px;
    float: left;
}

#dodawaj{
    width: 350px;
    height: 120px;
    border-radius: 10px;
}

#odejmuj{
    width: 350px;
    height: 120px;
    border-radius: 10px;
}

#dzialanie{
    width: 350px;
    height: 80px;
    display: flex;
    flex-direction: row;
    align-items: center;
}

#fr{
    padding-left: 10px;
}

#container{
    background-color: antiquewhite;
    width: 615px;
    height: 340px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 10px;
}

.md{
    float:left;
}