* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}
.home {
    background-color: #31343a;
    color: #fff;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
}

.logoAtHome img{
    width: 50%;
    background-color: #fff;
    border-radius: 12px;
    padding: 5px;
}

body {
    background: url('background.jpg') no-repeat center center/cover;
    background-color: #31343a;
    color: white;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: start;
    height: 100vh;
    margin: 0;
    padding-top: 50px;
}

.logo {
    width: 250px;
    margin-bottom: 20px;
    background-color: #fff;
    padding: 8px;
    border-radius: 12px;
}
h3 {
    font-size: 1.6rem;
}
.course-btn {
    background-color: #136cb2;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 20px;
    cursor: pointer;
    border-radius: 10px;
    transition: 0.3s;
    font-weight: 600;
}

.course-btn:hover {
    background-color: #105a91;
}

.dropdown {
    position: relative;
    text-align: center;
    margin-top: 20px;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #000000;
    color: #31343a;
    min-width: 220px;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    overflow: hidden;
}
.dropdown-content a {
    display: block;
    padding: 12px 16px;
    text-decoration: none;
    transition: 0.3s;
}
.dropdown-content a:nth-child(odd) {
    background-color: #c3c3c3;
    color: #31343a;
    font-weight: 700;
    text-transform: capitalize;
}
.dropdown-content a:nth-child(even) {
    background-color: #979797;
    color: white;
    font-weight: 700;
    text-transform: capitalize;
}
.dropdown-content a:hover {
    background-color: #105a91;
    color: white;
}
.dropdown.active .dropdown-content {
    display: block;}
    .dropdown-content a {
        color: #31343a;
    }

@media (max-width: 576px){
    div.hide{
        width: 90%;
        height: 2.1rem;
        background-color: #31343a;
        position: fixed;
        z-index: 1;
        bottom: 0;
    }
}
@media (min-width: 577px){
    div.hide{
        width: 37%;
        height: 3.5rem;
        background-color: #31343a;
        position: fixed;
        z-index: 1;
        bottom: 10px;
        right: 17px;
    }
}