style.css

@charset "UTF-8";

* {
    padding: 0px;
    margin: 0px;
}

header {
    background-image: url(imgs/back.jpg);
    background-size: cover;
    overflow: hidden;
    height: 630px;    
}

h1 {
    font-family: sans-serif;
    font-weight: bold;
    font-size: 1.5rem;
    color: white;
    text-decoration: none;
    padding: 15px;
    background-color: #442706;
}

a:hover {
    background-color: #D1760D;
    margin-right: 10px;
}
nav {
    text-align: center;
    background-color: black;
    height: 7%;
    /* border-bottom: 3px solid #D1760D; */
}

#subscribe {
    background-color: #d1760d6c;
    height: 65%;
    width: 20%;
    float: right;
    padding: 20px;
    margin-top: 80px;
    margin-right: 80px;
    border-radius: 15px 0px 15px 0px;
}

#substitle {
    text-align: center;
    font-family: sans-serif;
    font-weight: bold;
}

input, select {
    margin-top: 15px;
    padding: 10px;
    width: 100%;
    box-sizing: border-box;
}

input[type='submit'] {
    font-family: sans-serif;
    font-weight: bolder;
    font-size: 1.5rem;
    color: white;
    background-color: #442706;
}

p {
    text-align: justify;
}

#sb {
    font-size: 1.2rem;
    color: white;
}

#adm {
    height: 650px;
    margin: 20px;
    float: left;
}

#description {
    padding: 20px;
}

#description h2 {
    text-align: center;
    font-size: 1.8rem;
    font-family: sans-serif;
}

#description P {
    margin-bottom: 15px;
}

footer {
    text-align: center;
    background-color: black;
    color: white;
}