style.css

body {
    padding: 1%;
    margin-top: 0;
    margin-bottom: 1%;
    background-color: #531D6D;
}

header {
    background: linear-gradient( #531D6D,#BF1639);;
    height: 15vh;
    margin-top: 2%;
    margin-bottom: 2%;
    
}

h1 {
    padding: 2%;
    font-size: 250%;
    text-align: center;
    text-transform: uppercase;
    color: #fff;
}

h2 {
    padding: 0%;
    font-size: 150%;
    color: #2F0841;
    text-transform: uppercase;
    /*adding-top: 2%;*/
    padding-bottom: 2%;
}

p {
    font-size: 120%;
}

img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    border: 10px solid #fff;
    border-radius: 4px;
    /*padding: 5px;*/
    object-fit: cover;
    max-width: 95%;
    
}

#home {
    position: absolute;
    right: 10px;
    top: 10px;
    display: block;
    background-color: #ffffff;
}

.link {
    color: #BF1639;
    text-decoration: none;

}

.link:hover {
    background-color: #fff;
    color: #EFBDEB;
    text-decoration: none;
}

#text {
    display: none;
}

div.intro {
    font-size: 120%;
    margin-left: 3%;
    margin-right: 3%;
    margin-bottom: 2%;
    padding: 2%;
    background-color: #fff;
    color: #2F0841;
}

div #myDIV1 {
    margin-left: 1%;
    margin-right: 1%;
    display: flex;
    flex-wrap: wrap;
    /* flex-direction: row; */
    justify-content: space-evenly;
    align-items: stretch;
    padding: 1%;
}

.mandelbulb {
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 1%;
    padding: 1%;
    background-color: #fff;
    font-size: 120%;
    color: #2F0841;
    width: 39vw;
    flex-direction: row;
    text-align: center;
}

/*Hide nav bar for mobile devices*/
nav .topNav {
    visibility: hidden !important;
}

/* When you mouse over the navigation links, change their color */
.overlay a:hover,
.overlay a:focus {
    color: #5eb5fb;
    background-color: #fff;
}

/* Position the close button (top right corner) */
.overlay .closebtn {
    position: absolute;
    top: 20px;
    right: 45px;
    font-size: 40px;
}

.active {
    color: #0D78AA;
    background-color: #ffffff;
    opacity: 80%;
}



/* When the height of the screen is less than 450 pixels, change the font-size of
the links and position the close button again, so they don't overlap */
/*@media screen and (max-height: 600px) {
    .overlay a {
        font-size: 20px
    }

    .overlay .closebtn {
        font-size: 40px;
        top: 15px;
        right: 35px;
    }
    h2 {
        font-size: 100%;
    }

   
}*/

/* @media screen and (min-width: 600px) {
    .flex-container #myDIV1 {
        display: flex;
        flex-direction: row;
    }
    .flex-container #myDIV2 {
        display: flex;
        flex-direction: row;
    }
    
    #ham {
        display: none;
    }
  
    .topNav {
        width: 100%;
        text-align: center;
    }
/*
    .topNav a {
        visibility: hidden;
        background-color: transparent;
        color: white;
        font-weight: bold;
        font-size: 100%;
        text-align: center;
        width: 20%;
        padding: 2px;
        text-decoration: none;
        border: 4px solid #ffffff;
        border-radius: 4px;
        margin-top: 5%;
        margin-left: 5%;
        margin-right: 5%;
    }
*/
    .topNav a:active {
        color: #BF1261 !important;
        border: 4px solid #fff;
    }

    .topNav a:hover {
        color: #fff;
        border: 4px solid #fff;
    } 



/* When the screen is less than 600 pixels wide, hide all links, except for the first one ("Home").
 Show the link that contains should open and close the topnav (.icon) */
@media screen and (min-width: 600px) {
    .topnav a:not(:first-child) {
        display: flex;
    }

    .topnav a.icon {
        display: none;
    }

    /* @media only screen and (min-width: 600px) {
        .div #myDIV1 {
            flex-direction: row;
        } */
}

/* The "responsive" class is added to the topnav with JavaScript when the user clicks on the icon.
This class makes the topnav look good on small screens (display the links vertically instead of horizontally) */
@media screen and (min-width: 780px) {
    .topnav.responsive a {
        float: none;
        display: flex;
    }
}