button {
    width: 28%;
    height: 200px;
    background-color: #888888;
    font-size: 2vw;
}

#title {
    font-size: 3vw;
    text-align: center;
}
#lien-phishing{
    margin-top: 1200px;
}
#s1 {
    position: absolute;
    left: 4%;
    width: 100%;
    cursor: pointer;
}

#s2 {
    position: absolute;
    left: 36%;
    width: 100%;
}

#s3 {
    position: absolute;
    left: 68%;
    width: 100%;
}

#b1:hover {
    background: url("Website/images/thumbnail-index.png");
    background-size: 100% 100%;
    background-color: #aaaaaa;
    color: #004400;
    box-shadow:0 16px 32px 0 rgba(0,0,0,0.6);
    cursor: pointer;
}

#b2:hover {
    background: url("Website/images/Cellphone_.png");
    background-size: 100%;
    background-color: #aaaaaa;
    color: #ffffff;
    box-shadow:0 16px 32px 0 rgba(0,0,0,0.6);

    cursor: pointer;
}

#b3:hover {
    background: url("Website/images/Campagne_.png");
    background-size: 100%;
    background-color: #aaaaaa;
    color: #004400;
    box-shadow:0 16px 32px 0 rgba(0,0,0,0.6);
}