body{
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    background-color: black;
    color:rgb(255, 255, 255);
}
header{
    text-align: center;
    min-height: 91vh;
}
header h1{
    font-size: 50px;
    text-decoration: underline;
}
header h2{
    font-size: 42px;
    color: yellow;
    font-style: italic;
}
header img{
    width: 40%;
    border-radius: 15%;
}
nav{
    background-color: rgb(32, 55, 58);
    display: flex;
    justify-content: center;
    padding: 10px 0;
    gap: 30px;
}
nav a{
    color: rgb(229, 255, 0);
    font-weight: bold;
    text-decoration: none;
    text-transform: capitalize;
}
.assuntos{
    padding: 2% 10%;
    max-width: 1000px;
    margin: auto;
    min-height: 87vh;
}
.cards{
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    padding-top: 20px;
}
.card{
max-width: 300px;
text-align: center;
background-color: rgb(32, 55, 58);
padding: 20px;
border-radius: 5%;
box-shadow: 10px 5px 5px rgba(150,214, 288,0.1);
flex: 1 1 250px;
}
.card h3{
color: rgb(238, 255, 0);
font-size: 22px;
}
.card p{
color: white;
font-size: 18px;
}
.card p a{
    color: white;
    font-size: 18px;
}

/*Formatação para celular*/
@media only screen and (max-width:800px){
    header{
        min-height: 92vh;
    }
    header img{
        width: 60%;
        margin-bottom: 30%;
    }
    nav{
        display: none;
    }
    .sempre{
        display: block;
         display: flex;
    justify-content: center;
    }

    header h1{
    font-size: 40px;
   padding-top: 25%;
}
header h2{
    padding-top: 5%;
    font-size: 32px;
   
}
}