h1 {
    display: block;
    text-align: center;
    font-size: 100px;
    font-weight: bold;
}

.comp img {
    width: 50%;
    display: block;
    margin: auto;
    margin-bottom: 30px
}

.phone img {
     width: 20%;
    display: block;
    margin: auto;
    margin-bottom: 130px;
}