@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@300..700&display=swap');

* {
    background-color: rgb(137, 137, 137);
    margin: 0;
    padding: 0;
    font-family: 'Quicksand', 'Times New Roman', Times, serif, sans-serif;
}


nav {
    background-color: black;
    color: white;
    border-style: solid;
    border-color: black;
    width: 95.7%;
    padding: 30px;
}

.navbar {
    display: inline-block;
    background-color: black;
    margin-left: 20px;
}

h2 {
    background-color: black;
}

.navbar2 {
    display: inline-block;
    background-color: black;
    text-decoration: none;
    margin-left: 63%;
}

a:active {
    color: gray;
}

a:visited {
    color: gray;
}

a {
    text-decoration: none;
    background-color: black;
}

input {
    border-style: solid;
    height: 40px;
    width: 50%;
    margin-top: 60px;
    margin-left: 25%;
    background-color: white;
    padding: 5px;
}

button {
    width: 70px;
    height: 50px;
    padding: 5px;
    background-color: white;
    font-weight: bold;
}

.intro h1 {
    color: black;
}

.intro {
    margin: 20px;
    padding: 20px;
    text-align: justify;
    font-size: 18px;
    font-weight: 800;
    color: rgb(53, 52, 51);
}

.intro p {
    padding: 15px;
}

.imgbox {
    display: inline-block;
    border-style: solid;
    border-width: 2px;
}

.imgbox p {
    text-align: center;
    font-weight: 700;
}

.imgbox a {
    color: black;
    background-color: transparent;
    text-decoration: none;
}

.imgbox a:visited {
    color: black;
}

.catlog {
    margin-left: 145px;
}

img:hover {
    border-color: black;
    background-color: black;
    color: lightgray;
}

img {
    height: 200px;
    width: 200px;
    border-style: solid;
    border-width: 0px 0px 2px 0px;
}

.tip {
    font-weight: 900;
    padding: 20px 0px 15px 0px;
    margin-left: 30%;
}

.outro h2 {
    padding: 20px;
}

.outro h3 {
    margin-left: 38px;
    font-size: 23px;
}

.outro p {
    margin: 20px;
    padding: 0px 20px 0px 20px;
    text-align: justify;
    font-size: 18px;
    font-weight: 800;
    color: rgb(53, 52, 51);
}

.foot p {
    background-color: black;
    color: white;
    padding: 8px;
    text-align: center;
    font-weight: 900;
}


@media screen and (max-width:428px) {
    nav {
        width: 84%;
    }

    .navbar {
        font-size: 25px;
    }

    .navbar2 {
        margin-left: 130px;
        margin-top: 10px;
        margin-bottom: 0px;
        font-size: 12px;
    }

    .search input {
        height: 20px;
        margin-top: 20px;
        width: 200px;
        margin-left: 75px;
    }

    .search button {
        height: 34px;
    }

    .intro center {
        font-size: 15px;
    }

    .intro p {
        font-size: 12px;
        margin-bottom: -20px;
        width: 350px;
        margin-left: -20px;
    }


    .catlog {

        display: flex;
        flex-direction: column;

    }

    .list {
        margin-left: 20px;
        margin-bottom: 10px;
        font-weight: 900;
    }

    .imgbox {
        height: 110px;
        width: 110px;
        margin-bottom: 40px;
    }

    .imgbox img {
        height: 110px;
        width: 110px;
    }

    .imgbox p {
        border: 2px solid;
    }

    .tip {
        font-size: 13px;
        margin-left: 50px;
    }

    .outro {
        padding-bottom: 20px;
    }

    .outro center {
        font-size: 18px;
        margin-left: -30px;
        margin-bottom: 15px;
    }

    .outro h3 {
        font-size: 15px;
        margin-left: 40px;
    }

    .outro p {
        font-size: 12px;
        width: 350px;
        margin-left: 20px;
    }

    .foot p {
        font-size: 12px;
        margin-bottom: 0px;
    }
}