*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    background-color: gray;
}
.container{
    position: relative;
    width: 300px;
    height: 550px;
    border: 2px solid white;
    border-radius: 10px;
    margin: 30px auto;
}
.image{
    position: absolute;
    width: 100%;
    object-fit: cover;
    height: 90%;
    left: 0;
    top: 0;
    display: none;
}
nav{
    position: absolute;
    background-color: aqua;
    bottom: 0;
    left: 0;
    height: 10%;
    width: 100%;
}
ul{
    margin: 10px;
    display: flex;
    list-style-type: none;
    justify-content: space-between
    
}
li{
    text-align: center;
    cursor: pointer;
}
.show{
    display: block;
}
li:hover,:active{
    color: blue;
}