body{
    background-color: #eeeeeea4;
}
.intro{
    float: left;
    width: 80%;
    height: 50%;
    padding: 100px 100px 100px 100px;
    background: #fbf9f9;
    margin-top: 2%;
    margin-left: 2%;
    margin-bottom: 3%;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.521);
    border-radius: 4px;
}

.start-btn{
    margin-left: 40%;
}

.start-btn input {
    border: none;
    background: rgb(8, 235, 106);
    border-radius:12px;
    color: #fff;
    font-size: 30px;
    font-weight: bold;
    padding: 3% 5%;
}
.start-btn input:hover {
    background: rgba(8, 235, 106, 0.589);
}

h1{
    text-align: center;
    font-size: 50px;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    color:red;
}
p{
    text-align: center;
    font-size: 30px;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    color: rgb(3, 3, 3);  
}
@media only screen and (max-width:600px){
    body{
        background-color: #464444d3;
    }
    h1{
        text-align: center;
        font-size: 25px;
        font-family: Verdana, Geneva, Tahoma, sans-serif;
        color:rgba(151, 10, 10, 0.705);
    }
    .intro{
        float: left;
        width: 60%;
        height: 80%;
        padding: 100px 100px 100px 100px;
        background: #fbf9f9;
        margin-top: 2%;
        margin-left: 2%;
        margin-bottom: 2%;
        box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.521);
        border-radius: 4px;
    }
    
    p{
        text-align: auto;
        font-size: 15px;
        font-family: Verdana, Geneva, Tahoma, sans-serif;
        color:black; 

    }
   
    .start-btn{
        margin-left: 1%;
    }
    .start-btn input {
        border: 1px solid black;
        background: rgb(8, 235, 106);
        border-radius:8px;
        color: #fff;
        font-size: 25px;
        font-weight: bold;
        padding: 3% 5%;
    }
}

@media only screen and (min-width:600px ) and (max-width:950px) {
    h1{
        text-align: center;
        font-size: 30px;
        font-family: Verdana, Geneva, Tahoma, sans-serif;
        color:rgba(151, 10, 10, 0.884);
    }
    .intro{
        /* float: right; */
        width: 60%;
        height: 80%;
        padding: 100px 100px 100px 100px;
        background: #fbf9f9;
        margin-top: 2%;
        margin-left: 5%;
        margin-bottom: 2%;
        box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.521);
        border-radius: 4px;
    }
    
    p{
        text-align: auto;
        font-size: 17px;
        font-family: Verdana, Geneva, Tahoma, sans-serif;
        color:black; 

    }
   
    .start-btn{
        margin-left: 20%;
    }
    .start-btn input {
        border: 1px solid black;
        background: rgb(8, 235, 106);
        border-radius:8px;
        color: #fff;
        font-size: 25px;
        font-weight: bold;
        padding: 3% 5%;
    }
}