body {
    background-color: #000000;
    /* background-image: linear-gradient(#bd202f, #ab0000); */
    /* background-image: linear-gradient(#000000, #bf0005); */
}

.main {
    margin: auto;
    padding: 2%;
    width: 50%;
    text-align: center;
}

.footer {
    margin: auto;
    padding: 2%;
    width: 50%;
    text-align: center;
}

.img0 {
    border: none;
    width: 0;
    height: 0;
}

#image1 {
    width: 460px;
    height: 375px;
}

#btn1 {
    width: 320px;
    height: 75px;
}