nav{
  
    background: linear-gradient(to right,rgb(69, 69, 160),rgb(25, 121, 46));
}

#h2:after{
    display: block;
    content: "";
    width: 15%;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(to right, rgb(125, 218, 241), rgb(238, 89, 89));
    margin: auto;
    margin-bottom: 3%;
}

section
{
    margin-top:3%;
    background-image: url("https://cdn.pixabay.com/photo/2021/06/24/11/18/background-6360861_960_720.png");
    background-repeat: no-repeat;
    background-size:cover;
    background-attachment: fixed;
}

.event
{
    display: flex;
}

.d1,.d2{
    display: block;
    background:linear-gradient(to right,blue,rgb(247, 27, 64));;
    border-radius: 10px;
    padding: 3% 10%;
    width:auto;
    margin: auto;
    margin-bottom: 5%;
}

.d2{
    padding:10%;
}

#dt{
    width:70%;
    padding:3%;
}

select{
    padding:2% 5%;
    font-size: 20px;
    border-radius: 10px;
    width:35%;
    margin-bottom: 5%;
}