html {
    background-repeat: no-repeat;
    background-image: linear-gradient(-145deg, #01b3ed, #1e1f67);
}

html,
body {
    margin: 0;
    height: 100%;
    display: flex;
    color: white;
    font-weight: 400;
    overflow-x: hidden;
    flex-direction: column;
    font-family: 'Open Sans', sans-serif;
}

h1,
h2,
h3,
img,
label {
    font-weight: 800;
    font-family: 'Open Sans', sans-serif;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

header {
    padding: 15px;
    display: flex;
    flex: 1 1 10%;
    align-items: flex-start;
    justify-content: space-between;
}

header div {
    display: flex;
    align-items: center;
}

header div a {
    border: 2px solid #FFFFFF;
    text-decoration: none;
    border-radius: 5px;
    color: white;
    padding: 10px;
}

header div a:hover {
    border: 2px solid #F0AD4E;
    background-color: #F0AD4E;
}

img {
    width: 50px;
    height: 50px;
}

#Titre_entreprise {
    font-size: 2em;
}

section {
    display: flex;
    flex: 0 0 80%;
    align-items: center;
    flex-direction: column;
    justify-content: center;
}

section div {
    display: flex;
    align-items: center;
    flex-direction: column;
}

section div p:nth-child(1),
section div p:nth-child(2) {
    font-weight: 800;
}

p {
    margin: 0.5em 0em;
    text-align: center;
}

section div p:nth-child(1) {
    font-size: 6em;
}

section div p:nth-child(2) {
    font-size: 3em;
}

section div a {
    border: 2px solid #FFFFFF;
    text-decoration: none;
    border-radius: 5px;
    color: white;
    padding: 10px;
}

section div a:hover {
    border: 2px solid #F0AD4E;
    background-color: #F0AD4E;
}

footer {
    padding: 15px;
    display: flex;
    flex: 1 1 10%;
    align-items: flex-end;
    justify-content: center;
}