* {
    padding: 0px;
    margin: 0px;
}
body {
    background-color: lightgreen;
}

img {
            position: absolute;
            top: 17px; 
            left: 7%; 
            transform: translateX(-50%); 
            width: 150px;
            height: 68px;
        }

header {
    background-color: gray;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 15vh;
    box-shadow: 5px 5px 10px rgb(0,0,0,0.3);
}
h1 {
    letter-spacing: 1.5vw;
    font-family: 'system-ui';
    text-transform: uppercase;
    text-align: center;
}
main {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 75vh;
    width: 100%;
    background: url(abrac.jpg) repeat center center fixed; /* Alteração aqui */
    background-size: 640px 480px;
}
.form_class {
    width: 500px;
    padding: 40px;
    border-radius: 8px;
    background-color: white;
    font-family: 'system-ui';
    box-shadow: 5px 5px 10px rgb(0,0,0,0.3);
}
.form_div {
    text-transform: uppercase;
}
.form_div > label {
    letter-spacing: 3px;
    font-size: 1rem;
}
.info_div {
    text-align: center;
    margin-top: 20px;
}
.info_div {
    letter-spacing: 1px;
}
.field_class {
    width: 100%;
    border-radius: 6px;
    border-style: solid;
    border-width: 1px;
    padding: 5px 0px;
    text-indent: 6px;
    margin-top: 10px;
    margin-bottom: 20px;
    font-family: 'system-ui';
    font-size: 0.9rem;
    letter-spacing: 2px;
}
.submit_class {
    border-style: none;
    border-radius: 5px;
    background-color: #FFE6D4;
    padding: 8px 20px;
    font-family: 'system-ui';
    text-transform: uppercase;
    letter-spacing: .8px;
    display: block;
    margin: auto;
    margin-top: 10px;
    box-shadow: 2px 2px 5px rgb(0,0,0,0.2);
    cursor: pointer;
}
footer {
    height: 10vh;
    background-color: gray;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: -5px -5px 10px rgb(0,0,0,0.3);
}
footer > p {
    text-align: center;
    font-family: 'system-ui';
    letter-spacing: 3px;
}
footer > p > a {
    text-decoration: none;
    color: white;
    font-weight: bold;
}