la-parenthese-bleue/css/main.css

:root {
    --dark: #004064;
    --light: #2E8BC0;
}

@font-face {
    font-family: DancingScript;
    src: url('../fonts/DancingScript/DancingScript-Regular.ttf');
    font-display: swap;
}

body {
    margin: 0;
    height: 100%;
    font-family: Arial, sans-serif;
    color: midnightblue;
    font-size: 18px;
    line-height: 1.6;
}

h1 {
    font-size: 1rem;
    margin-top: auto;
    margin-bottom: auto;
    margin-right: auto;
}

a {
    color: var(--light);
}

section {
    padding: 2rem;
    max-width: 1040px;
    text-align: justify;
    margin: 0 auto 0 auto;
}

section h2 {
    margin-bottom: 4rem;
    position: relative;
    --display: inline;
    text-align: center;
    padding-right: 0;
}

section h2::after {
    content: "";
    width: 125px;
    height: 30px;
    position: absolute;
    bottom: -25px;
    right: -30px;
    background-image: url(../images/illustrations/marker.svg);
    background-repeat: no-repeat;

    left: 50%;
    margin-left: -60px;
}

section h3 {
    text-align: left;
}

strong {
    color: var(--light);
}

img {
    border-radius: 25px;
}

footer {
    padding: 3rem;
    text-align: center;

    background: var(--dark);
    color: white;
}

footer h2 {
    font-family: DancingScript;
    font-size: 30px;
    line-height: 0;
}

footer a {
    color: white;
}

.unmarged {
    margin: 0;
}

footer div {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.footer-contact {
    justify-content: center;
    list-style-type: none;
    display: flex;
    font-size: 25px;
}

.footer-contact a {
    display: block;
    padding: 0.5rem 1rem;
    color: white;
    text-decoration: none;
}

.contact-logo {
    filter: brightness(0) saturate(100%) invert(100%) sepia(31%) saturate(2%) hue-rotate(307deg) brightness(102%) contrast(100%);
    border-radius: 0;
}

.navigate-button {
    display: flex;
    align-items: center;
    justify-content: center;
    max-height: 50px;
    font-weight: 700;
    text-decoration: none;
    color: #fff;
    background-color: var(--light);
    border-radius: 10px;
    cursor: pointer;
    text-align: center;
    margin-top: 15px;
    padding: 10px;
    margin-bottom: 15px;
}

.illustrated {
    width: 400px;
}

.illustrated-right {
    float: right;
    margin-left: 20px;
}

.illustrated-left {
    float: left;
    margin-right: 20px;
}

.square-24 {
    height: 24px;
    width: 24px;
}

.square-18 {
    height: 18px;
    width: 18px;
}

.square-40 {
    height: 40px;
    width: 40px;
}

/************************/

@media (max-width: 575px) {
    section h2 {
        padding-right: 0;
    }

    section h2::after {
        bottom: -30px;
        left: 50%;
        margin-left: -60px;
    }

    .illustrated {
        width: 100%;
    }


}

/************************/
@media (max-width: 50em) {
    body {
        font-size: 16px;
    }

}


@media (max-width: 735px) {

    .illustrated {
        float: none;
        margin: auto;
        display: block;
    }

}

/***************************/

/* header */

header {
    padding-bottom: 50px;
}

.header {
    color: white;
    background-color: #0d496b;
    position: fixed;
    width: 100%;
    z-index: 3;
    line-height: 1;
    display: block;

}

.header a {
    color: white;
}

.header ul {
    margin: 0;
    padding: 0;
    list-style: none;
    overflow: hidden;
}

.header li a {
    display: block;
    padding: 20px 20px;
    text-decoration: none;
}

.header .brand {
    height: 40px;
    margin: 10px;
}


/* menu */

.header .menu {
    clear: both;
    max-height: 0;
    transition: max-height .2s ease-out;
}

/* menu icon */

.header .menu-icon {
    cursor: pointer;
    display: inline-block;
    float: right;
    padding: 28px 20px;
    position: relative;
    user-select: none;
}

.header .menu-icon .navicon {
    background: white;
    display: block;
    height: 2px;
    position: relative;
    transition: background .2s ease-out;
    width: 18px;
}

.header .menu-icon .navicon:before,
.header .menu-icon .navicon:after {
    background: white;
    content: '';
    display: block;
    height: 100%;
    position: absolute;
    transition: all .2s ease-out;
    width: 100%;
}

.header .menu-icon .navicon:before {
    top: 5px;
}

.header .menu-icon .navicon:after {
    top: -5px;
}

/* menu btn */

.header .menu-btn {
    display: none;
}

.header .menu-btn:checked ~ .menu {
    max-height: 265px;
}

.header .menu-btn:checked {
    font-size: 1px;
}


.header .menu-btn:checked ~ .menu-icon .navicon {
    background: transparent;
}

.header .menu-btn:checked ~ .menu-icon .navicon:before {
    transform: rotate(-45deg);
}

.header .menu-btn:checked ~ .menu-icon .navicon:after {
    transform: rotate(45deg);
}

.header .menu-btn:checked ~ .menu-icon .navicon:before,
.header .menu-btn:checked ~ .menu-icon .navicon:after {
    top: 0;
}

/* 48em = 768px */

@media (min-width: 48em) {
    .header li {
        float: left;
    }

    .header li a {
        padding: 20px 30px;
    }

    .header .menu {
        clear: none;
        float: right;
        max-height: none;
    }

    .header .menu-icon {
        display: none;
    }
}

@media (max-width: 390px) {


    section {
        text-align: center;
    }

    section h3 {
        text-align: center;
    }

    li {
        list-style-type: none;
        margin-right: 45px;
        margin-bottom: 10px;
        margin-top: 10px;
    }

    .footer-contact {
        margin-right: 35px;
    }

    .footer-contact li {
        margin: 0;
    }

}