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

body{
    background-image: linear-gradient(to left, rgb(245, 237, 204), rgb(236, 216, 125), rgb(245, 237, 204));
    font-family: Georgia, 'Times New Roman', Times, serif;
    padding-bottom: 2px;
    padding-top: 2px;
    margin: 0;
    transition: padding-top;
}

#logo {
    width: 20px;
    float: left;
    margin-top: 5px;
    margin-left: 5px;
}

header h1{
    background: rgb(245, 196, 90);
    color: rgb(56, 8, 8);
    padding: 2rem 0;
    margin: 0 auto;
    border-radius: 20px 20px 0 0;
    text-align: center;
    font-size: 3rem;
    max-width: 2000px;
    min-height: 150px;
}

.header {
    width: 100%;
    height: 150px;
    color: rgb(56, 8, 8);
    text-align: center;
    top: 0;
}

.logo-nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.main {
    padding-top: 10rem;
 }


.footer{
    background: rgb(134, 28, 28);
    padding: 3rem;
    text-align: center;
    color: rgb(245, 237, 237);
    font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
    font-size: 20px;
    line-height: 1.5;
 }

.contenedor-columnas{
    width: 100%;
    margin: auto;
    margin-bottom: 400px;
}

.columnas {
    width: 33.333%;
    float: left;
    padding: 20px 20px;
    box-sizing: border-box;
}

.columnas img{
    width: 100%;
}

@media only screen and (max-width: 600px) {

    h4{
        margin-top: 15px;
        font-size: 15px;
        font-family: 'Times New Roman', Times, serif;
        line-height: 1.0;
        padding: 10px 0;
        text-align: center;
        color: black;
    }

    .contenedor{
        align-content: center;
        justify-content: center;
        display: grid;
        width: 80vh;
    }

    .contenedor-columnas{
        width: 200%;
        margin: auto;
        margin-bottom: 50px;
    }

    .columnas {
        width: 13.33330%;
        float: left;
        padding: 20px 20px;
        box-sizing: border-box;
    }

    .columnas img{
        width: 100%;
    }

}