/* reset */
* {
    margin: 0;
    padding: 0;
}
body {
    padding: 100px;
    font-family: Arial, Helvetica, sans-serif;
    color: #333;
}
/* titre */
.titre {
    display: flex;
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
    font-size: 1.5rem;
    margin-bottom: 3rem;
}
.titre h2 {
    margin-right: 0.5rem;
}
.titre span {
    height: 2px;
    background-color: #ddd;
    width: 100%;
}
.titre i {
    margin-left: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 50%;
    padding: 1rem;
}

/* avatar */
.avatar {
    display: flex;
    align-items: center;
}
.avatar div {
    margin: 0 10px;
    transition: all .5s ease-in-out;
}
.avatar-small img {
    width: 7rem;
    border-radius: 50%;
}
.avatar-large img {
    width: 10rem;
    border-radius: 50%;
}
.avatar-round img {
    width: 7rem;
    border-radius: 50%;
    padding: .2rem;
    background-color: #fff;
    border: 1px solid #eee;
    box-shadow: 0 3px 5px 0 #ccc;
}
.avatar-square img {
    width: 7rem;
    padding: .2rem;
    background-color: #fff;
    border: 1px solid #eee;
    box-shadow: 0 3px 5px 0 #ccc;
}

.avatar-small:hover {
    transform: scale(1.2);
}
.avatar-large:hover {
    transform: rotate(360deg);
}
.avatar-round:hover {
    transform: translateY(-10px);
}
.avatar-square:hover {
    transform: rotate(-30deg);
}