@media screen and (max-width: 550px) {
    body{
        width: 350px;
        margin-left: 5px;
        margin: 0 auto;
    }

   button{
    width: 150px;
    height: 150px;
    margin: 5px;
   }

   h1{
    font-size: 50px;
    line-height: 50px;
    margin-top: 10px;
    margin-bottom: 60px;
   }

   h2{
    font-size: 40px;
   }

   #div-botoes{
    margin: 0px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
   }

   #1-botoes{
    display: flex;
    flex-direction: row;
    width: 175px;
    align-items: center;
   }

   #2-botoes{
    display: flex;
    flex-direction: row;
    width: 175px;
   }
}