* {
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    text-align: center;
}

.pokeball {
    width: 100%;
    height: 100px;
    background-image: url();
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
}

form {
    background-color: gray;
    padding: 20px 0;
}

input, button {
    padding: 10px;
    border: none;
}

button {
    background-color: cadetblue;
    color: white;
}

.pokemon-text {
    font-weight: bold;
    font-size: 24px;
}

ul {
    padding: 0;
    list-style-type: none;
    max-width: 400px;
    margin: 0 auto;
}

.pokemon {
    display: flex;
    margin-bottom: 10px;
}

.pokemon-name {
    flex-grow: 1;
    background-color: gray;
    padding: 10px 0;
}

@media screen and (min-width: 640px) {
    .pokeball {
        width: 100px;
        position: absolute;
        left: 10px;
        top: 10px;
    }
}