body {
    overflow: hidden;
}

#link {
    position: absolute;
    top: px;
    left: px;
    width: 95%;
    height: 95%;
}
a {
    align-items: center;
}
.mainbk {
    top: -150px;
    left: -200px;
}
#logo1:hover {
    filter: invert(1);
}
#logo1 {
    width: 350px;
    box-shadow: 5px 5px rgb(255, 255, 255);
}
@media (min-width: 500px) {
    #container {
        bottom: 7%;
        left: 6%;
        position: absolute;
    }
    #logo1 {
        width: 450px;
    }
}
@media (max-width: 500px) {
    .mainbk {
        display: none;
    }
    #container {
        display: flex;
        justify-content: center;
        position: absolute;
        bottom: 75px;
        left: 0;
        right: 0;
    }
    #logo1 {
        align-self: flex-end;
    }
}