CSS usado nos projetos

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a{
    color: rgb(19, 2, 2);
    text-decoration: none;
}

a:hover {
       text-decoration: underline;
}

p{
   text-align: justify;
}

.topo{
    background-color: rgb(21, 88, 151);
    padding-left: 30px;
    padding-top: 60px;
    padding-bottom: 60px;
    color: rgb(255, 255, 255);
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-size: 50px;

}

.barra{
    background: -webkit-linear-gradient(top, rgb(255,255,255) 0%,rgb(229,229,229) 100%);
    padding-left: 30px;
    padding-top: 15px;
    padding-bottom: 15px;
    color: rgb(255, 255, 255);
    font-family: 'Heebo', sans-serif;
    font-weight: bold;
    font-size: 17px;
}

.conteudo{
    background-color: rgb(255, 255, 255);
    padding-left: 30px;
    padding-top: 15px;
    padding-bottom: 15px;
    color: rgb(21, 88, 151);
    font-family: 'Heebo', sans-serif;
    font-size: 20px;
}

.container2 {
    width: 900px;
    margin-left: auto;
    margin-right: auto;
    text-align: justify;
    font-family: 'Heebo', sans-serif;
    font-size: 20px;
    color: black;
}

.titulo_postagem{
    width: 900px;
    margin-left: auto;
    margin-right: auto;
    text-align: justify;
    font-family: 'Heebo', sans-serif;
    font-size: 40px;
    color: black;
}

.paginacao{
    padding-top: 40px;
    font-family: Arial, Helvetica, sans-serif;
    color:#c0870b;
    margin-left: 200px;
    text-align: left;
    font-size: 20px;
    font-weight: 300;
}

.rodape{
    background: rgb(0,0,0);
    padding-left: 30px;
    padding-top: 60px;
    padding-bottom: 60px;
    color: rgb(255, 255, 255);
    font-family: 'Heebo', sans-serif;
    font-weight: bold;
    font-size: 17px;
}


.pesquisa {
        width: 70%;
        float: right;
        text-align: center;
        }