index.css

.banner-image{
    padding-bottom: 10px;
    margin-bottom: 5px;
    text-align: center;
    color: #f8f8f8;
    background: url(ooo.jpg) no-repeat center;
    background-size: cover;
}

.inner-banner-image{
    padding-top: 12%;
    width:80%;
    margin:auto;
}

.banner_content{
    position: relative;
    padding-top: 6%;
    padding-bottom: 6%;
    overflow:hidden;
    margin-bottom: 12%;
    background-color: rgba(0, 0, 0, 0.7);
    max-width: 660px;
    border-radius: 10px;
}

.button{
    color: #fff;
    background-color: #e73515;
    border-color: rgb(255, 51, 0);
    box-shadow: inset 0 3px 5px rgba(0, 0, 0, .125);
    padding: 10px 16px;
    font-size: 18px;
    border-radius: 6px;
    
}
.button:hover{
    background: palevioletred;
    color: black;
}

.footer
{
    padding: 10px 0;
 background-color: #101010;
 color:#9d9d9d;
 bottom: 0;
 width: 100%;
}