@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100;300;400;500;700&display=swap');
*{
    font-family: 'Noto Sans JP', sans-serif;
}
body{
    background-color: rgb(3, 176, 245);
}

#titulo{
    color: white;
    text-align: center;
    font-size: 40px;
}

#formularioMatematico{
    width: 40%;
    margin: auto;
    font-size: 20px;
}
section{
    border: 2px solid white;
    margin-bottom: 10px;
    padding-left: 10px;
    padding-bottom: 5px;
    background: rgb(0, 0, 0);
    color: white;
    transition: .3s ease;
}

#first div{
    margin-bottom: 20px;
}

section:hover{
    border: 5px solid tomato;
    transition: .3s ease;
}

#second div{
    margin-bottom: 20px; 
}

#third div{
    margin-bottom: 10px; 
}

#fourth div{
    margin-bottom: 10px; 
}

#fifth div{
    margin-bottom: 10px; 
}

footer{
    text-align: center;
    margin-top: 50px;
    margin-bottom: 25px;
}

footer p{
    color: white;
    font-size: 15px;
}

footer p strong a{
    text-decoration: none;
    color: inherit;
    transition: .7s ease;
}

footer p strong a:hover{
    color: inherit;
    font-size: 2rem;
    transition: .7s ease;
}