@keyframes toggleBTN {
    0% {
        border-top: 2px solid transparent;
        border-right: 2px solid transparent;
        border-bottom: 2px solid green;
        border-left: 2px solid green}
    25% {border-bottom: 2px solid transparent;
         border-right: 2px solid transparent;
         border-top: 2px solid green;
         border-left: 2px solid green}
    50% {border-bottom: 2px solid transparent;
         border-left: 2px solid transparent;
         border-top: 2px solid green;
         border-right: 2px solid green}
    75% {border-left: 2px solid transparent;
         border-top: 2px solid transparent;
         border-right: 2px solid green;
         border-bottom: 2px solid green}
    100%{border-top: 2px solid transparent;
         border-right: 2px solid transparent;
         border-bottom: 2px solid green;
         border-left: 2px solid green}
}
.innerNavigation {
    background-color: teal;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
    margin-bottom: 5px;
    width: 100%;
}
.innerNavigation p {
    width: 100%;
    text-align: center;
}
.innerNavigation p,
.innerNavigation a {
    color: rgb(230,230,230);
    padding-top: 5px;
    padding-bottom: 5px;
}
h2, h3 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
h2 {
    margin: 10px auto;
}
h3 {
    text-align: center;
}
.fotoHolder div div {
    position: relative;
    padding-top: 20px;
}
h4 {
    position: absolute;
    top: 0px;
    left: 50%;
    transform: translate(-50%,0);
    text-align: center;
    white-space: nowrap;
    padding: 3px 9px;
    background-color: turquoise;
    border-radius: 12px;
    border: 1px solid white;
}
.toggleGallery{
    box-sizing: border-box;
    position: relative;
    text-align: center;
    width: 220px;
    white-space: nowrap;
    background-color: turquoise;
    padding: 6px 12px;
    margin: 6px auto;
    border-radius: 30%;
    animation: toggleBTN infinite;
    animation-duration: 1.5s;
}
article {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 5vh;
}
article div {
    position: relative;
}

img {
    width: 100%;
}
.portrait {
    position: relative;
    background-color: aquamarine;
}
.portrait img {
    height: 45vh;
    width: auto;
}
@media(orientation:portrait){
    /* .portrait {
        height: 66vw;
        width: 88vw;
        justify-content: center;
    } */
    .portrait img {
        height: 66vw;
        width: auto;
    }
}
@media(orientation:landscape){
    /* .portrait {
        width: 88vh;
        height: 66vh;
        justify-content: center;
    } */
    .portrait img {
        height: 66vh;
        width: auto;
    }
}
@media(min-width: 768px) {
    h3 {
        font-size: 24px;
        font-weight: 700;
        padding: 10px 16px;
    }
    h4 {
        font-size: 18px;
    }
    .innerNavigation {
        font-size: 18px;
        letter-spacing: 0.1em;
    }
    .innerNavigation {
        flex-wrap: nowrap;
        width: 100%;
    }
    .innerNavigation p {
        width: auto;
        text-align: center;
    }
}
@media(min-width: 1200px) {

}