.i-search {
    width: 24px;
    height: 24px;
    background-image: url(../img/search.svg);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
}
.i-logo {
     
    background-image: url(../img/logo.svg);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
}
.i-logo2 {
     
    background-image: url(../img/logo2.svg);
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: center;
}