body {
    margin: 0;
    padding: 0;

}

header {
    background-color: rgb(17, 138, 203);
    padding: 1em 0;
}

a {
    text-decoration: none;
}

h1 {
    text-align: center;
    text-transform: uppercase;
    font-size: 3em;
    margin: 0;
    color: white;
}

h3 {
    width: fit-content;
    font-size: 1.5em;
    text-transform: uppercase;
    border-bottom: solid 2px black;
}

/* section 1 placeholder color */

#placeholder-color {
    background-color: rgb(244, 244, 244);
    padding: 1em 1.5em;
}

dt {
    font-weight: bold;
}

.changeplaceholdercode pre {
    background-color: #76D7C4;
    width: fit-content;
    padding: .5em;
    border: solid 1px #2E86C1;
}

.placeholder-syntax {
    display: flex;
    justify-content: space-around;
}

.placeholder-syntax>div {
    width: 30%;
    background-color: #CCCCFF;
    padding: 0 .5em;
    border: solid 1px #9B59B6;
    border-radius: 20px;
}

#dropdown {
    padding: 1em 1.5em;
    background-color: white;
}

/* #dropdown strong{

} */
.dropdown-img {
    width: 100%;
    display: flex;
    flex-direction: column;

}

.dropdown-img div {
    margin-bottom: 1em;
}

.first {
    width: 90%;
    display: flex;
    justify-content: space-around;

}

.first-content {
    width: 50%;
    border: 2px solid rgb(128, 139, 150);
    padding: 1em;
}

.dropdown-img pre {
    color: white;
    border: 1px solid white;
    background-color: rgb(52, 152, 219);
    width: fit-content;
    padding: 1em;
    border-radius: 20px;
}

.second {
    width: 90%;
    display: flex;
    justify-content: space-around;
    margin-top: 50px;
}

.second-content {
    width: 50%;
    border: 2px solid rgb(128, 139, 150);
    padding: 1em;
}

@media only screen and (max-width:500px) {
    .placeholder-img-box {
        display: flex;
        justify-content: center;
    }

    .placeholder-img {
        width: 90%;
        height: auto;

    }

    .placeholder-syntax {
        height: 75vh;
        flex-direction: column;
        justify-content: space-between;
    }

    .placeholder-syntax>div {
        width: 90%;
        align-items: center;
    }

    .first,
    .second {
        flex-direction: column-reverse;
    }

    .first-content,
    .second-content {
        width: 90%;
    }

    .first-content,
    .second-content div {
        margin-bottom: 1.5em;
    }
}
@media only screen and (max-width:350px){
    h1{
        font-size: 2.5em;
    }
    .dropdown-img{
        display: flex;
        align-items: center;
    }
    .first-content pre,.second-content pre{
        width:90%;
    }
    .dropdown-hover{
        position:relative;
        left: -1.1em;
    
    }
    .dropdown-img img{
        width:80%;
        height:auto;
    }
}