.bac2{
    background: rgba(0,0,0,0.5) url(https://th.bing.com/th/id/OIP.jfOPXUvM2p2jiYy5NF6EbQHaE8?rs=1&pid=ImgDetMain);
     background-size: cover;
     background-blend-mode: darken;
 }
 

.how{
    color: rgb(255, 255, 255);
}

#border{
    border-top-left-radius: 22px;
    border-top-right-radius: 20px;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;

}

.how-a1 ul{
    padding-right: 1em;
}
.how-a2 ul{
    padding-right: 1em;
}


@media (max-width:600px){
    .about{
        padding-left: 20px;
        padding-top: 30%;
        display: flex;
        flex-direction: column;
    }

    .how{
        padding: 25%;
        text-align: center;
        font-family: 'Times New Roman', Times, serif;
    }
    .how h1{
        font-size: xx-large;
    }
    .how h2{
        font-size: large;
    }
    .how1{
        padding-top: 40%;
        text-align: left;
    }
    .how-a1{
        padding: 5%;
        font-size: large;
        font-family: math;
        position: relative;
        text-align: justify;
        
    }
    .how-a2{
        padding: 5%;
        font-size: large;
        font-family: math;
        position: relative;
        text-align: justify;
        margin-left: auto;
    }

    

    .how-a3{
        display: flex;
        padding: inherit;
        width: 80%;
        flex-direction: column;
        }

    .step {
        border: red solid 5px;
        padding: 6px;
        padding-left: 5%;
        font-size: large;
        font-weight: bold;
        padding-right: 7%;
    }
}

@media (min-width:600px) and (max-width:1180px){
    .about{
        
        padding-left: 5px;
        padding-top: 20%;
        display: flex;
        flex-direction: column;

    }

    .how{
        padding: 18%;
        text-align: center;
        font-family: 'Times New Roman', Times, serif;
    }
    .how h1{
       
        font-size: xx-large;
    }
    .how h2{
        
        font-size: large;
    }
    .how1{
        padding-top: 40%;
        text-align: left;
    }
    .how-a1{
        padding: 5%;
        font-size: large;
        font-family: math;
        position: relative;
        text-align: justify;
        
    }
    .how-a2{
        padding: 5%;
        font-size: large;
        font-family: math;
        position: relative;
        text-align: justify;
        
    }
    .how-a3{
    display: flex;
    padding: inherit;
    width: 65%;
    flex-direction: column;
    }

    .step{
        border: red solid 5px;
        padding: 6px;
        padding-left: 5%;
        font-size: large;
        font-weight: bold;
        padding-right: 29%;
        
    }
      
    }

@media (min-width:1180px){
    .about{
        padding-left: 5px;
        padding-top: 7%;
        display: flex;
        flex-direction: row;
    }

    .how{
        padding: 15%;
        text-align: center;
        font-family: 'Times New Roman', Times, serif;
    }
    .how1{
        padding-top: 20%;
        text-align: left;
    }
    
    
    .how h1{
        font-size: xxx-large;
    }
    .how h2{
        font-size: x-large;
    }
    
    .how-a1{
        padding: 5%;
        font-size: large;
        font-family: math;
        position: relative;
        text-align: justify;
        width: 50%;
        border-right: red dotted 5px ;
        margin-left: auto;
    }
    .how-a2{
        padding: 5%;
        font-size: large;
        font-family: math;
        position: relative;
        text-align: justify;
        width: 50%;
        margin-left: auto;
    }
    .how-a3{
        display: flex;
        padding: inherit;
        height: 50%;
    }
    .step{
        border: red solid 5px;
        padding: 6px;
        padding-left: 5%;
        font-size: larger;
        font-weight: bold;
        padding-right: 29%;
        
    }
       
}