test.css

body {
   
width: 100vw;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.div-sec{
     display:none;
width: 100%;
    margin: 2.75em;
    float: right;
    justify-content: center;
column-gap: 30px;
    background-color: rgb(35, 167, 23);
    display: flex;
}
.b{
    height:150px;
    width: auto;
}

.s{
    height:150px;
    width: auto;
}

img {

    width: 150px;
    height: auto;
}


.sec{
    display:none;

   
}

p{
    font-weight: bold;
    font-size: 1.35rem;
   width: 100%;
   text-align: center;

text-transform: uppercase;
text-decoration: double;
   float: left;
   margin-top: 20px;
   /*random text*/ 
}

span:active{
background: red;
}

.header{

    width: auto;
    margin-top: 2px;
    text-align: center;
}
input{
    width: 350px;
    font-weight: bolder;
}