* {
    box-sizing: border-box;
  }
  
  .ponomar-regular {
    font-family: "Ponomar", system-ui;
    font-weight: 400;
    font-style: normal;
  }
  
  .roboto-flex {
    font-family: "Roboto Flex", sans-serif;
    font-weight: 400;
    font-style: italic;
  }

.b {
    font-weight: bold;
    font-size: 2.5rem;
}

.bb {
    font-weight: bold;
}

.straight {
    font-style: normal;
}

.bigger {
    font-size: 1.1rem;
}

.al {
    text-align: right;
}

h2, p {
    padding: 0;
    margin: 0;
}

h2, a {
    color:#2d1900
}

p {
    padding: 5px 0;
}

body {
    background-image: url(paper.webp);
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 7fr;
    grid-column-gap: 0px;
    grid-row-gap: 50px;
    padding: 25px;
    color: #2d1900;
    height: 100vh;
    }

header {
    display: flex;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 10px;
    padding: 20px;
}

h1, h3 {
    text-align: center;
}

.cross-d, .cite {
    flex-basis: 350px;
}

.h {
  flex-basis: 420px;
}

.cross-d {
    display: flex;
    justify-content: center;
    align-items: center;
}

.img {
    display: flex;
    justify-content: center;
    align-items: center;
}

main {
    display: flex;
    justify-content: center;
    align-items: normal;
    column-gap: 50px;
}

article {
    flex-basis: 350px;
    
}

.a-container {
    margin-bottom: 50px;
}

.a-text {
    color: #fff
}

@media (max-width: 1200px) {
    header {
        flex-direction: column;
        height: 70vh;
    }
}

@media (max-width: 767px) {
    main {
        flex-direction: column;
    }
}

@media (max-width: 375px) {
    header {
        height: 90vh;
    }
}