* {
    box-sizing: border-box;
}

.container {

    display: flex;
    align-items: center;
}
img {
    width: 700px;
    height: 700px;
    border-radius: 40px;
    margin-right: 20px;
}
#mesuesi {
    padding: 20px;
    font-size: 18px;
    font-family: Arial, Helvetica, sans-serif;
    max-width: 800px;
}

@media (max-width: 600px) {
    body {
        padding: 10px;
    }
    .container {
        flex-direction: column;
        align-items: flex-start;
    }
    img {
        width: 100%;
        height: auto;
        margin-right: 0;
        margin-bottom: 20px;
    }
    #mesuesi {
        font-size: 20px;
    }
    li {
        font-size: 18px;
    }
}