*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.flex {
    display: flex;
}
.col_3 {
    width: 30%;
}
.col-4 {
    width: 40%;
}
.col_7 {
    width: 70%;
}
.forNav {
    font-size: 18px;
    margin: 0 3px;
}
.banner > img {
    width: 100%;
}
.left_content {
    border-right: 1px solid rgba(186, 182, 182, 0.84);
}
.right_content {
    border-left: 1px solid rgba(186, 182, 182, 0.84);
}
.left_content .sub_container {
    width: 234px;
    margin-left: 120px;
}
.right_content .sub_container {
    width: 234px;
    margin-left: 120px;
}
.sub_container:first-child .sub_item {
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(186, 182, 182, 0.84);
    margin-bottom: 20px
}
#content {
    margin-top: -2px;
}
.sub_item .title {    
}
.main_content {
    margin-bottom: 40px;
}
.main_container {
    margin: 0 45px;

    
}
.main_item {
    text-align: center;
    width: 516px;
}
.main_container .title {
    font-weight: bold;
}
.rel_content {
    border-top: 3px solid rgba(186, 182, 182, 0.84);
}
.rel_container{
    margin-top: 40px;

}
.rel_2_content .image_section {
    margin: 15px;
}
.rel_2_content .title {
    margin: 15px;
    font-size: 18px;
}
#footer {
    margin-top: 50px;
}
.footer_container {
    margin-left: 120px;
}
#content_details {
}
#form {
    margin: 0 200px;
    margin-top: 120px;
}
 .container_details{

}

.rel_2_content .title {
    font-weight: bold;
}
.details_content {
   margin: 0 30px;
}
.details_content {
    font-size: 32px;
}
#content_details .title {
    text-align: center;
    font-size: 32px;
}

a {
    font-weight: bold;
    color: black;
    text-decoration: none;
}
.contact {
    width: 200px;
    height: 50px;
    border-radius: 5px;
}
.toDown {
    padding: 10px;
    border-radius: 8px;
}
.contact {
    transition: background-color,color .2s linear;
}
.contact:hover {
    background-color: black;
    color: white;
}
.image_details {
    display: flex; 
    align-items: center; 
    flex-direction:column;
}