#sample1 {
    span {
        border-top: 1px solid green;
        border-bottom: 1px solid red;
        padding-top: 5px;
        padding-bottom: 5px;

        border-left: 1px solid orange;
        border-right: 1px solid blue;
        padding-left: 5px;
        padding-right: 5px;
    }
}

#sample2 {
    p {
        margin: 5px;
        padding: 2px;
        border: 1px solid;
    }

    #p1 {
        border-color: green;
    }

    #p2 {
        border-color: orange;
        width: 50%;
    }

    #p3 {
        border: 2px dashed purple;
    }
}

#sample3 {

    p,
    ul {
        border: 2px solid rebeccapurple;
        padding: 0.2em;
    }

    .block,
    li {
        border: 2px solid blue;
        padding: 0.2em;
    }

    ul {
        display: flex;
        list-style: none;
    }

    .block {
        display: block;
    }
}

#sample4 {

    p,
    ul {
        border: 2px solid rebeccapurple;
    }

    span,
    li {
        border: 2px solid blue;
    }

    ul {
        display: inline-flex;
        list-style: none;
        padding: 0;
    }

    .inline {
        display: inline;
    }
}

#sample5 {
    .box {
        width: 350px;
        height: 150px;
        margin: 10px;
        padding: 25px;
        border: 5px solid black;
    }

    .box.bbox {
        box-sizing: border-box;
    }
}

#sample6 {
    .box {
        border: 5px solid rebeccapurple;
        background-color: lightgray;
        padding: 40px;
        margin: 40px;
        width: 300px;
        height: 150px;
    }

    .alternate {
        box-sizing: border-box;
        width: 390px;
        height: 240px;
    }
}

#sample7 {
    .container {
        border: 5px solid blue;
        margin: 40px;
    }

    .box {
        border: 5px solid rebeccapurple;
        background-color: lightgray;
        padding: 10px;
        height: 100px;
        /* try changing the margin properties: */
        margin-top: -40px;
        margin-right: -30px;
        margin-bottom: 40px;
        margin-left: 4em;
    }
}

#sample8 {
    .container {
        border: 5px solid blue;
        margin: 40px;
    }

    p {
        border: 5px solid rebeccapurple;
        background-color: lightgray;
        padding: 10px;
    }

    .one {
        margin-bottom: 50px;
    }

    .two {
        margin-top: 30px;
    }
}

#sample9 {
    .container {
        margin: 40px;
        padding: 20px;
        border-top: 5px dotted green;
        border-right: 1px solid black;
        border-bottom: 20px double rgb(23 45 145);
    }

    .box {
        padding: 20px;
        background-color: lightgray;
        border: 1px solid #333333;
        border-top-style: dotted;
        border-right-width: 20px;
        border-bottom-color: hotpink;
    }
}

#sample10 {
    .box {
        border: 5px solid rebeccapurple;
        background-color: lightgray;
        padding-top: 0;
        padding-right: 30px;
        padding-bottom: 40px;
        padding-left: 4em;
    }

    .container {
        border: 5px solid blue;
        margin: 40px;
        padding: 10px;
    }
}

#sample11 {
    p {
        border: 2px solid rebeccapurple;
        width: 200px;
    }

    span {
        margin: 20px;
        padding: 20px;
        width: 80px;
        height: 150px;
        background-color: lightblue;
        border: 2px solid blue;
    }
}

#sample12 {
    p {
        border: 2px solid rebeccapurple;
        width: 300px;
    }

    span {
        margin: 20px;
        padding: 20px;
        width: 80px;
        height: 50px;
        background-color: lightblue;
        border: 2px solid blue;
        display: inline-block;
    }
}

#sample13 {
    ul {
        font-family: sans-serif;
        display: flex;
        list-style: none;
        border: 1px solid #000;
    }

    li {
        margin: 5px;
    }

    .links-list a {
        background-color: rgb(179 57 81);
        color: #fff;
        text-decoration: none;
        padding: 1em 2em;
        display: inline-block;
    }

    .links-list a:hover {
        background-color: rgb(66 28 40);
        color: #fff;
    }
}