html {
    height: 100%;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

/*COR DO FUNDO GRADIENTE*/
body { 
    background: rgb(0,94,164);
    background: linear-gradient(90deg, rgba(0,94,164,0.9556197478991597) 0%, rgba(1,118,199,0.9556197478991597) 28%, rgba(55,207,255,0.9416141456582633) 94%);
}

.principal {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    width: 850px;
    height: 800px;
    border-radius: 10px;
    color: white; /*COR DO TEXTO DOS ELEMENTOS DENTRO DA CLASSE principal*/
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-inline: 5%;
}

.form {
    width: 400px;
    height: 300px;
}

.botao {
    border-radius: 5px;
    height: 37px;
    border: none;
    color: white;
    background-color: #028ae2;
    border-color: #028ae2;
}

/*AJUSTES DE PROPORÇÃO PARA MOBILE*/
@media (max-width: 780px) {
    .principal {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 355px;
        height: 740px;
        border-radius: 10px;
        color: white;
    }
    
    .logo {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding-bottom: 8rem;
    }
    
    .form {
        width: 320px;
    }
}