body {
    background-image: linear-gradient(to bottom right, #174C4F, #BDA2AE, #FFE184, #FDF9EB);
    font-family: "Fenwick", sans-serif;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, .6);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    z-index: 9999;
}

nav ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 0;
    padding: 0;
    list-style: none;
}

nav li {
    margin: 0 10px;
}

nav a {
    display: block;
    padding: 10px;
    color: #333;
    text-decoration: none;
    font-size: 18px;
}

@media (max-width: 768px) {
    nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background-color: #fff;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
        z-index: 9999;
        margin-bottom: 20px auto;
    }

    nav ul {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        margin: 5px;
        padding: 0;
        list-style: none;
    }

    nav li {
        margin: 10px 0;
    }

    nav a {
        display: block;
        padding: 10px;
        color: #333;
        text-decoration: none;
        font-size: 16px;
    }
}

.Title-container{
    margin: 20px auto;
    padding: 30px;
}
.title{
    font-size: 3rem;
    text-align: center;
    margin-top: 300px auto;
}

    .Section-container {
        border: 2px solid black;
        padding: 20px;
        margin: 10px auto;
    }

    /*Topoagraphy section*/
    .Font-container {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(3, 1fr);
        gap: 1em;
    }

    .Font-panel {
        padding: 5px;
        background-color: #e6e6e6;
    }

    .Font-lable {
        font-size: large;
    }

    .Font-panel p span {
        text-decoration: underline;

    }


    .Fenwick {
        font-family: "fenwick", sans-serif;

    }

    .Roboto {
        font-family: "Roboto", sans-serif;
    }

    .Merriweather {
        font-family: "Merriweather", sans-serif;
    }

    .Poppins {
        font-family: "Poppins", sans-serif;
    }

    .Courier {
        font-family: 'Courier New', Courier, monospace;
    }

    .Source-code-pro {
        font-family: "Source Code Pro", monospace;
    }

    .regular {
        font-style: normal;
    }

    .italic {
        font-style: italic;
    }

    .bold {
        font-weight: 700;
    }

    .Text-panel {
        display: block;
        width: 90%;
        margin: 10px auto;
    }

    .right {
        text-align: right;
    }

    .center {
        text-align: center;
    }

    .left {
        text-align: left;
    }

    .Text-panel .Text-list {
        list-style-type: none;
    }


    /*Color Section*/
    .Color-container {
        display: block;
    }

    .Color-panel {
        display: flex;
        height: 6.5rem;
        border: 10px solid #e6e6e6;
        margin-bottom: 1.25rem;
    }

    .Color-panel:last-child {
        margin-bottom: 0;
    }

    .Color-panel>div {
        flex-grow: 1;
        border-right: 10px solid #e6e6e6;
    }

    .Color-panel>div:last-child {
        border-right: 0;
    }

    .Color-panel div p {
        font-family: "Fenwick";
        text-align: center;
    }

    /*Color block 1*/
    .Combination-1 .Color-1 {
        background-color: #174C4F;
    }

    .Combination-1 .Color-2 {
        background-color: #BDA2AE;
    }

    .Combination-1 .Color-3 {
        background-color: #FFE184;
    }

    .Combination-1 .Color-4 {
        background-color: #FDF9EB;
    }

    /*Color block 2*/
    .Combination-2 .Color-1 {
        background-color: #2D4778;
    }

    .Combination-2 .Color-2 {
        background-color: #637BA9;
    }

    .Combination-2 .Color-3 {
        background-color: #858C4D;
    }

    .Combination-2 .Color-4 {
        background-color: #EFE8CC;
    }

    /*Color Block 3*/
    .Combination-3 .Color-1 {
        background-color: #D381AF;
    }

    .Combination-3 .Color-2 {
        background-color: #B3C7E0;
    }

    .Combination-3 .Color-3 {
        background-color: #3CAF74;
    }

    .Combination-3 .Color-4 {
        background-color: #EF8110;
    }

    /*Color Block 4*/
    .Combination-4 .Color-1 {
        background-color: #8C0303;
    }

    .Combination-4 .Color-2 {
        background-color: #F20505;
    }

    .Combination-4 .Color-3 {
        background-color: #F28705;
    }

    .Combination-4 .Color-4 {
        background-color: #F29F05;
    }

    /*Card Section*/
    .Card-container {
        display: block;
        width: 95%;
        margin: 10px auto;
    }

    .Card {
        display: inline-block;
        width: 300px;
        background-color: #e6e6e6;
        border-radius: 5px;
        padding: 20px;
        margin-right: 20px;
        margin-bottom: 20px;
        box-shadow: 0 6px 10px rgba(0, 0, 0, 0.15);
    }

    .small {
        width: 25%;
    }

    .medium {
        width: 45%;
    }

    .large {
        width: 75%;
    }

    .Card img {
        display: block;
        width: 100%;
        height: auto;
        margin-bottom: 10px;
    }

    .Card h3 {
        font-size: 24px;
        font-weight: bold;
        margin-bottom: 10px;
    }

    .Card p {
        font-size: 16px;
        line-height: 1.5;
        margin-bottom: 10px;
    }

    /*Button section*/
    .Button-continer {
        display: flex;
        width: 95%;
        margin-top: 100px auto;
        margin-bottom: 100px auto;
    }

    .Btn-unactive {
        display: inline;
        width: 50px;
        height: auto;
        cursor: pointer;
        background-color: #e6e6e6;
        padding: 10px;
        font-size: 10px;
        text-decoration: none;
        text-shadow: 2px 2px 5px #174C4F;
        border: 2px solid black;
        box-shadow: 2px 2px 10px;
    }

    .Btn-hover {
        display: inline;
        width: 100px;
        height: auto;
        cursor: pointer;
        background-color: #e6e6e6;
        padding: 10px;
        font-size: 10px;
        text-decoration: none;
        text-shadow: 2px 2px 5px #174C4F;
        border: 2px solid black;
        box-shadow: 2px 2px 10px;
    }

    .Btn-hover:hover {
        box-shadow:
            4px 4px 6px rgba(0, 0, 0, .2),
            5px 10px 35px rgba(0, 0, 0, .1),
            8px 10px 25px rgba(0, 0, 0, .1),
            inset -1px -1px 9px rgba(0, 0, 0, .2),
            inset -1px -1px 3px rgba(255, 255, 255, .6),
            inset 1px 1px 8px rgba(255, 255, 255, 1),
            inset 4px 4px 24px rgba(0, 0, 0, .15),
            -5px -5px 15px rgba(255, 255, 255, .9);
        transform: scale(.98);
    }

    .Btn-active {
        display: inline;
        width: 100px;
        height: auto;
        cursor: pointer;
        background-color: #e6e6e6;
        padding: 10px;
        font-size: 10px;
        text-decoration: none;
        text-shadow: 2px 2px 5px #174C4F;
        border: 2px solid black;
        box-shadow: 2px 2px 10px;
    }

    .Btn-active:hover {
        box-shadow:
            4px 4px 6px rgba(0, 0, 0, .2),
            5px 10px 35px rgba(0, 0, 0, .1),
            8px 10px 25px rgba(0, 0, 0, .1),
            inset -1px -1px 9px rgba(0, 0, 0, .2),
            inset -1px -1px 3px rgba(255, 255, 255, .6),
            inset 1px 1px 8px rgba(255, 255, 255, 1),
            inset 4px 4px 24px rgba(0, 0, 0, .15),
            -5px -5px 15px rgba(255, 255, 255, .9);
        transform: scale(.98);
    }



    .Btn-active:active:active {
        color: #174C4F;
        text-decoration: underline;
        font-size: 15px;
        border-radius: 10px;
        box-shadow: inset 2px 2px 16px rgba(255, 255, 255, .9), inset 8px 8px 9px rgba(0, 0, 0, .2), 5px 10px 5px rgba(0, 0, 0, .03), -5px -5px 25px rgba(255, 255, 255, .1), -2px -2px 9px rgba(100, 100, 100, .1), inset -2px -2px 9px rgba(255, 255, 255, 1);
        outline: none;
        background-color: #BDA2AE;
        text-shadow: -2px -2px 3px rgba(0, 0, 0, .2), 2px 2px 3px rgba(255, 255, 255, 1);
        transform: translateY(3px);
    }