@import url('https://fonts.googleapis.com/css&family=Muli&display=swap');

*{
    box-sizing: border-box;
}

body {
    font-family: 'Muli', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    margin: 0;
}

.container {
    display: flex;
    width: 90vw;
}


.panel {
    background-size: auto 100%;
    background-position: center;
    background-repeat: no-repeat;
    height: 80vh;
    border-radius:50px;
    color: #ffffff;
    cursor: pointer;
    flex: 0.5;
    margin: 10px;
    position: relative;
    transition: flex 0.9s ease-in;
}

.panel h3 {
font-size: 24px;
position: absolute;
bottom: 20px;
left:20px;
margin: 0;
opacity: 0;
}

.panel.active {
    flex: 5;
}

.panel.active h3 {
    opacity: 1;
    transition: opacity 0.3s ease-in 0.5s;

}

@media(max-width: 480px) {
 .container {
    width: 100vh
 }

 .panel:nth-of-type(4),
 .panel:nth-of-type(5) {
    display: none;
 }
}