header{
    background: rgb(0, 0, 0);
    padding: 10px 0px 10px 0px;
    text-align: center;
    font-size: 100%;
    
}
.img-1 {
    width: 30%;
}
body{
    color: rgb(255, 255, 255);
    background: rgb(0, 0, 0);
    font-family: Helvetica, Helvetica Neue, Arial, sans-serif;
    font-size: large;
    margin: 0px;
    padding: 0px;
}
.video{
    text-align: center;
    
}
.div_t1{
    text-align: left;
}
video{
    width: 60%;
    height: auto;
}

section{
    background-color: white;
    color: rgb(0, 0, 0);
    padding: 35px;
    padding: 20px 10% 20px 20px;
}

.p-imp{
    text-decoration: underline;
    font-size: 150%;
    padding: 10px 0px 0px 100px;
}
.div1{
    display: flex;
    flex: auto;
    padding: 1%;
    margin: 0;
    justify-content: center;
}
.div2{
    display: flex;
    flex: auto;
    padding: 1%;
    margin: 0;
    justify-content: center;
}
.div3{
    display: flex;
    flex: auto;
    padding: 1%;
    margin: 0px;
    justify-content: center;
}
.sectionfooter{
    color: rgb(255, 255, 255);
    background-color: black;
    font-size: 100%;
    margin: 0px;
    padding: 10px 0px;
}


@media only screen and (max-width: 1350px) {
    body {
      background-color: rgb(0, 0, 0);
    }
    .sectionfooter{
        color: rgb(255, 255, 255);
        background-color: black;
        font-size: 80%;
    }
    .img-1 {
        width: 30%;
        height: auto;
    }
    .img-2 {
        width: 15%;
        height: auto;
    }
  }
  @media only screen and (max-width: 500px) {
    body {
      background-color: rgb(0, 0, 0);
    }
    .sectionfooter{
        color: rgb(255, 255, 255);
        background-color: black;
        font-size: 30%;
    }
    .img-1 {
        width: 35%;
    }
    .img-2 {
        width: 15%;
    }
    .p-imp{
        text-decoration: underline;
        font-size: 60%;
        padding: 0;
            text-align: center;
    }
  }