body{
    background-image: url("../images/home_sec.jpg");
    background-size: 100% 100vh;
    margin: 0;
    padding: 0;
    background-attachment: fixed;
}
.logo{
    width: 100%;
}
.exam{
    font-size: 50px;
    color: #22b398;
}
.log{
    color: #22b398;
    font-size: 30px;
}
label{
    color: #22b398;
    font-size: 24px;
}
.lot{
    background-color: #22b398;
    color: white;
}
.ad{
    height: 50vh;
}
@media (max-width: 575.98px) {
   .logo{
       width: 50%;
   }
    .exam{
        font-size: 10vw;
        color: #22b398;
    }
    img{
        display: block;
        margin: 0 auto;
    }
}