app.css

html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    background-color: #f5d9d5;
    font-family: "Nunito", sans-serif;
}

#mainNavbar .navbar-brand {
    color: #EA1C2C;
    margin-top: 25px;
}

#mainNavbar {
    font-size: 1.5rem;
    font-weight: 100;
}

#mainNavbar .nav-link {
    --b: 0;
    /* border length*/
    --c: 10px;
    /* the cube perspective */

    --g: calc(var(--c)*0.707);
    /* 0.707 = cos(45deg) = sin(45deg) */


    padding: 8px;
    transition: 0.5s;
    border: solid transparent;
    border-width: var(--b) var(--b) calc(var(--c) + var(--b)) calc(var(--c) + var(--b));
    background:
        linear-gradient(-45deg, transparent var(--g), rgba(255, 255, 255, 0.6) 0) left /var(--c) 100%,
        linear-gradient(135deg, transparent var(--g), rgba(255, 255, 255, 0.3) 0) bottom /100% var(--c),
        conic-gradient(from -90deg at top var(--b) right var(--b), currentColor 270deg, transparent 0),
        conic-gradient(from 90deg at bottom calc(var(--c) + var(--b)) left calc(var(--c) + var(--b)), currentColor 270deg, transparent 0);
    background-repeat: no-repeat;
    background-origin: border-box;
    transform: translate(calc(var(--c)/-1), calc(var(--c)/1));
    clip-path:
        polygon(var(--c) 0%, var(--c) 0%,
            100% 0%,
            100% calc(100% - var(--c)), 100% calc(100% - var(--c)),
            var(--c) calc(100% - var(--c)),
            var(--c) calc(100% - var(--c)));

}

#mainNavbar .nav-link:hover {
    color: #EA1C2C;
    transform: translate(0, 0);
    clip-path:
        polygon(0% var(--c), var(--c) 0%,
            100% 0%,
            100% calc(100% - var(--c)), calc(100% - var(--c)) 100%,
            0% 100%, 0% 100%);
}

#heading-group span {
    color: #EA1C2C;
}

#heading-group h1 {
    font-weight: 100;
    font-size: 4rem;
    transition: font-size 0.2s ease-in;
}

.blurb h2 {
    color: #EA1C2C;
    font-weight: 100;
    font-size: 2.5rem;
}

.blurb p {
    color: #f498b8;
    font-weight: 100;
    font-size: 1.125rem;
    line-height: 2;
}

.content {
    margin-bottom: 100px;
}

.navbar.scrolled {
    background-color: rgb(222, 192, 222);
    transition: background 0.5s;
}

.footer {
    background-color: rgb(222, 192, 222);
}

.socials {
    color: #EA1C2C;
}

@media (max-width: 1200px) {
    #heading-group h1 {
        font-size: 3rem;
    }
}

.footer-basic {
    padding: 40px 0;
    background-color: rgb(222, 192, 222);
    color: #ffffff;
}

.footer-basic ul {
    padding: 0;
    list-style: none;
    text-align: center;
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 0;
}

.footer-basic li {
    padding: 0 10px;
}

.footer-basic ul a {
    color: inherit;
    text-decoration: none;
    opacity: 0.8;
}

.footer-basic ul a:hover {
    opacity: 1;
}

.footer-basic .social {
    text-align: center;
    padding-bottom: 25px;
}

.footer-basic .social>a {
    font-size: 30px;
    width: 40px;
    height: 40px;
    line-height: 40px;
    display: inline-block;
    text-align: center;
    border-radius: 50%;
    border: 1px solid #ccc;
    margin: 0 20px;
    color: inherit;
    opacity: 0.75;
    transition: opacity 0.2s ease-in-out;
}

.footer-basic .social>a:hover {
    opacity: 1;
}