body {
    margin: 0;
    padding: 0;
    font-family: arial;
    background-color: #153425;
}

.header {
    height: 70px;
    background-color: #274034;
    display: flex;
    flex-direction: row;
    color: white;
}

#header_center {
    display: flex;
    align-items: center;
    width: 900px;
    margin: auto;
}

#header_left {
    display: flex;
    align-items: center;
    width: 50%;
}

#header_right {
    display: flex;
    align-items: center;
    width: 50%;
    justify-content: flex-end;
}

#img_logo {
    height: 40px;
}

.lien_1 {
    color: #ccccccff;
    font-weight: bold;
}

.lien_1:hover {
    color: white;
}

/*-----------------------------------NAVIGATION----------------*/

#navigation_1 {
	padding: 0; 
    margin: 0;
}
#navigation_1 li {
	display: inline;
	list-style: none; 
    margin: 20px;
}

#navigation_1 li a {
	color: white;
    text-decoration: none;
    font-weight: bold;
    padding: 10px 5px;
    border-radius: 7px;
}

#navigation_1 li a:hover {
	color: white;
    background-color: #68afa7ff;
}



/*----------------------------------------------------BODY-----------------------------------------------*/

#navigation_body {
    width: 900px;
    margin: auto;
    color: #ccccccff;
    font-weight: bold;
    padding: 20px;
}
#body {
    width: 900px;
    box-sizing: border-box;
    margin: auto;
    background-color: white;
    border-radius: 7px;
    display: flex;
    flex-direction: column;
    padding: 20px;
    color: #333333ff;
}

#box_1 {
    background-color: #f6f6f6ff;
    padding: 15px;
    border-radius: 7px;
}

.titre_1 {
    font-size: 20px;
    text-transform: uppercase;
    font-weight: bold;
    padding: 20px 0px;
    color: #68afa7ff;
}

#box_articles {
    display: flex;
    border-radius: 7px;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
    row-gap: 20px;
}

.article_box {
    display: flex;
    flex-direction: column;
    width: 410px;
    border: 2px solid #f6f6f6ff;
    border-radius: 7px;
}

.titre_article { 
    border-radius: 7px 7px 0px 0px;
    background-color: #f6f6f6ff;
    display: flex;
    align-items: center;
    font-weight: bold;
    padding: 15px;
}

.Soustitre_article { 
    display: flex;
    align-items: center;
    padding: 10px;
    color: #808080ff;
}

.boutton_article {
    display: flex;
    margin-top: auto;
    margin-left: auto;
    padding: 10px;
}

.button_1 {
    text-decoration: none;
    border: 2px solid #68afa7ff;
    padding: 10px;
    border-radius: 7px;
    font-weight: bold;
}

.button_1:hover {
    background-color: #68afa7ff;
    color: white;
}

/*--------------------------------------------- ARTICLE--------------------------------------------*/

#article_div {
    text-align: justify;
    line-height: 1.8;
}

#article_paragraphe {
    padding: 10px;
}