* {
    box-sizing: border-box;
    padding: 0px;
}

img {
    border: 0px;
    max-width: 100%;
}

.desktop {
    display: block;
    background-image: url(../images/hoii.png);
    background-size: auto;
    background-repeat: no-repeat;
    background-color: #030208;
    background-position: top center;
    width: 100%;
    height: 100vh;
}
.rbt {
    float: right;
    margin-top: 538px;
    margin-right: 8vw;
}
.bt {
    float: right;
    position: relative;
    margin-top: 30px;
    margin-right: 8vw;
}

.clear {
    clear: both;
}

.mobile {
    display: none;
}

@media only screen and (max-width: 600px) {
    body {
        background-image: url(../images/mbg.jpg);
        background-size: contain;
        background-repeat: no-repeat;
        background-color: #030208;
        background-position: top center;
        width: 100%;
        height: 188vh;
    }
    .desktop {
        display: none;
    }
    .mobile {
        display: block;
    }
    .mbt {
        width: 50%;
        margin-top: 129%;
    }
    .bt1 {
        width: 50%;
        margin-top: 0;
    }
}