*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: auto;
}

body {


    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    font-family: Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.5;
}



h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: Georgia, serif;
    margin-bottom: 0.5em;

}

p {

    display: block;
    max-width: 800px;
    margin: 40px auto;
}

header {
    text-align: center;
    letter-spacing: .1rem;

}

main {
    display: block;
    text-align: center;
}

section {
    margin: 30px 0 150px 0;
}


img {

    max-width: 93%;
    height: auto;
    display: block;
    margin: 50px 0 50px 0;
}

.center-img {
    display: block;
    max-width: 93%;
    height: auto;
    margin: 30px auto 40px auto;
}


.center-txt {
    display: block;
    text-align: center;
}