@media screen and(max-width:700px){
    
    header .container{
    display: flex;
    flex-direction: column;
    }
}

.botao {
    margin-top: 5px;
    width: 300px;
    height: 60px;
    }

@media screen and(min-width:1000px){
    .descricao {
    width: 50%;
    }
}