*{
    margin: 0px;
    padding: 0px;
}
body{
    background-color:black;
}
#container{
    /* display: flex; */
    display: block;
    border: 5px solid rgb(0, 255, 21);
    margin: 70px auto;
    width: 700px;
    background-color:black;
    border-radius: 30px;
    box-shadow: 0px 0px 15px 1px rgb(0, 255, 21);
}
.coupon{
    display: inline;
    position: relative;
    top: 35px;
    left: 250px;
    font-weight: bold;
    font-size: 30px;
    color: rgb(0, 255, 21);
}

.top{
    background-color: black;
    height: 107px;
    border-bottom: 2px solid rgb(0, 255, 21);
    border-radius: 30px 30px 0px 0px;
}

h3{
    margin: 0px auto;
    /* border: 2px solid black; */
    text-align: center;
    margin-top: 75px;
    font-size: 23px;
    color: rgb(0, 238, 255);
}
.logo{                  
    width: 100px;
    position: relative;
    top: 2px;
    left: 233px;
    float: left;
}

.detail{
    display: block;
    position: relative;
    margin: 30px auto;
    left: 0px;
    font-size: 25px;
    font-weight: bold;
    color: rgb(0, 255, 21);
    /* border: 2px solid; */
    text-align: center; 
    /* text-shadow:0px 0px 10px white ; */
}

.form{
    border: 2px solid rgb(0, 255, 21);
    height: 200px;
    width: 450px;
    margin: 20px auto ;
    background-color: black;
    border-top: 4px solid rgb(0, 255, 21);
    border-radius: 15px;
}
.optvry{
    /* background-color: rgb(229, 194, 194); */
    padding: 7px 15px;
    font-weight:bold;
    /* border: 2px solid rgb(85, 194, 94); */
    color: #242e52;
    display: inline-block;
    position: relative;
    top: 20px;
    left: 120px;
}

.xx{display: inline-block;
    position: relative;
    top: 56px;
    margin: -7px auto;
    font-size: 23px;;
}

label{
    margin-left: 58px;
    color: #242e52;
}

.number{
    margin-left: 10px;
}

input[type=text]{
    padding: 7px 0px;
    width: 125 px;
    margin-left: 15px;
    border-radius: 5px;
    /* text-align: center; */
}

#mnumber{padding: 7px 32px; 
    padding: 7px 32px;
    margin-left: 15px;
    border-radius: 5px;     

}
  a{text-decoration: none;
    color: white;
    border: none;
}
  .btn:hover {
    box-shadow: 0 12px 16px 0 rgba(0,0,0,0.24),0 17px 50px 0 rgba(0,0,0,0.19);
    background-color: teal;
}