p,
body {
    margin: 0;
}

h1 {
    margin: 0;
    color: #FFFFFF;
}

h2 {
    font-size: 25px;
    border-bottom: 3px solid #EC7A7A;
}

h2::before {
    content: "●";
    color: #EF6F8B;
}

a {
    color: #FFFFFF;
}

a:visited {
    color: #C1EAFB;
}

a:hover {
    color: #F5B2A8;
}

header {
    margin-bottom: 20px;
    background-color: #F44F4F;
    text-align: center;
}

main {
    padding: 10px;
}

#parent {
    display: flex;
    justify-content: space-around;
}

.contents {
    border: 3px solid #EECCCC;
    flex-basis: 25%;
    padding: 10px 15px;
    margin: 20px 0;
    text-align: center;
}

.contents p:nth-of-type(2)::first-letter {
    font-weight: bold;
    color: #61CEF9;
}

.contents img {
    margin: 10px 0;
    width: 70%;
}

footer {
    background-color: #F44F4F;
    text-align: center;
}

@media screen and (max-width: 768px) {
    h2 {
        font-size: 30px;
    }

    p {
        font-size: 25px;
    }

    #parent {
        flex-direction: column;
    }
}