#menu{
    display: flex;
    flex-direction: column;
    padding: 15px;
    background-color: lightblue;
}
.input{
    margin-bottom: 15px;
    display: flex;
    width: 100%;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}
#menu, input, button{
    border-radius: 5px;
}