/*#container {
    margin: 0px auto;
    width: 500px;
    height: 375px;
}*/
#video {
    width: 500px;
    height: 375px;
    background-color: #666;
    border-radius: 15px;
}

.hidden{
    display: none;
}

#btn{
    display: block;
    margin: 15px auto;
    width: 150px;
    height: 50px;
    border-radius: 10px;
}

#btn:hover{
    cursor: pointer;
}

        @media only screen and (max-width: 700px) {
            video {
                max-width: 100%;
            }
        }
        body { background-color: #252727; }

.button {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
}   

/* container */
/*.two-columns-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr ;
}*/

/* columns */
/*.two-columns-grid > * {
    padding:1rem;
}*/

#div1{
    width: 32%;
    height: 200px;
    float:left;
}

#div2{
    width: 20%;
    height: 200px;    
    float:left;
    background-color: #252727;
}

#div3{
    width: 20%;
    height: 200px;    
    float:left;
    background-color: #252727;
    margin-left: 4px;

}

#div4{
    width: 20%;
    height: 200px;    
    float:left;
}

@media screen and (max-width: 980px) {

    #div1{display:none; width: 0px}
    #div4{display:none;}
    
    #div2{width: 49%;}
    #div3{width: 49%;}
}