@import url('https://fonts.googleapis.com/css2?family=Montserrat&display=swap');
html {
    background-color: #1d1d1d;
    background-color: white;
}
* {
    box-sizing: border-box;
  }
body {
    background-color: #1d1d1d;
    background-color: white;
    color: #e5e5e5;
    font-family: 'Montserrat', sans-serif;
    line-height: 1.7;
    margin: 0;
    padding: 0;
}

.topnav {
    background-color: #cc3333;
    background-color: white;
    /* background-color: #1d1d1d; */
    overflow: hidden;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 120px;
}

.topnav img {
    width: 200px;
    height: 70px;
    /* filter: invert(99%) sepia(0%) saturate(4041%) hue-rotate(275deg) brightness(121%) contrast(100%); */
}

#welcome {
    font-size: 24px;
    margin: 0px 0px 10px 0px;
    padding-left: 20px;
    background-color: #C9C9C9;
    color: black;
    height: 100px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
}
#temp {
    font-size: 16px;
    margin: 0px 0px 10px 0px;
    padding-left: 20px;
    padding-right: 10px;
    background-color: #D1ECF1;
    color: black;
    /* display: flex;
    justify-content: flex-start;
    align-items: center; */
}

#temp #info-text{
    font-weight: 600;
}


main {
    margin-left: 25px;
    margin-right: 25px;
}


#heading {
    font-size: 36px;
    margin: 10px 5px 10px 5px;
    color: black;
}

footer {
    font-size: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: black;
}

.course {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    /* padding: 0 30px 0 30px; */
    margin-top: 30px;
    
}

.course a {
    text-decoration: none;
    
}

.course .card {
    margin: 5px 10px 20px 10px; 
    background-color: #C9C9C9;
    box-shadow: 0px 0px 0px grey;
    transition: all .2s ease-in-out;
}

.course .card:hover {
    box-shadow: 1px 8px 20px grey;
    transform: scale(1.05);
}
.course .card img {
    width: 100%;
}

.course .card .gray {
    background-color: #C9C9C9;
    height: 150px;
    padding: 2px 16px;
    color: black;

}


@media only screen and (max-width: 720px) {
    main {
        margin-left: 10px;
        margin-right: 10px;
}
#welcome {
    height: 50px;
}
.topnav{
    height: 100px;
}
}