.avatar {
    height: 100px;
}

.none {
    display: none;
}

input[type="radio"] + img {
    filter: brightness(60%);
}

input[type="radio"]:checked + img {
    filter: brightness(100%);
    border: 2px solid black;
}

#background-video {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: -1;
}

.clignotement {
    animation-duration: 2s;
    animation-name: clignoter;
    animation-iteration-count: infinite;
    transition: none;
}

.clignotement2 {
    animation-duration: .3s;
    animation-name: clignoter;
    animation-iteration-count: infinite;
    transition: none;
    border: solid #dc3545 !important;
    
}

.clignotement3 {
    animation-duration: .3s;
    animation-name: clignoter;
    animation-iteration-count: infinite;
    transition: none;
    border: solid #198754 !important;
    
}

.clignotement4 {
    animation-duration: .3s;
    animation-name: clignoter;
    animation-iteration-count: infinite;
    transition: none;
    border: solid #0d6efd !important;
    
}

@keyframes clignoter {
    0%   { filter:brightness(100%); }
    40%   {filter:brightness(400%); }
    100% { filter:brightness(100%); }
}