.single-post__h1 {
    font-size: 2.3rem;
    font-family: Optima;
    color: #213047;
    text-transform: uppercase;
    text-align: center;
    font-weight: 500;
}

.single-post__another {
    font-size: 2rem;
    font-family: Optima;
    color: #213047;
    text-transform: uppercase;
    text-align: center;
    font-weight: 500;
    line-height: 1.2;
}

.another__post-title {
    font-family: "Optima";
    font-weight: normal; 
    color: #213047;
    text-align: center;
    font-size: 1.2rem;
    line-height: 1.2;
    text-transform: uppercase;
}