.title {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    margin: 50px 300px 0px 250px;
    font-family: Arial, Helvetica, sans-serif;
}
.hline {
    width: 50px;
    border-bottom: 2px solid hsl(180, 92%, 38%);
    margin-top: 5px;
}

.container{
    justify-content: center;
    align-items: center;
    flex-direction: column;
    display: flex;
    flex-direction: column;
    justify-content: space-between; 
    border-radius: 10px;
    margin-left: 250px;
    margin-right: 300px;
    margin-bottom: 100px;
}
main {
    font-family: Arial, sans-serif;
}  

.container h2 {
    color: #222;
    line-height: 34px;
    margin: 0;
    font-size: 40px;
    font-weight: 700;
    line-height: 1.3em;
}
p {
    position: relative;
    line-height: 1.8em;
    font-size: 18px;
}
.email{
    width: 420px;
    font-size: 16px;
    border: 1px solid #E9E9E9;
    border-top-left-radius: 10px ;
    border-bottom-left-radius: 10px ;
    outline: none;
    flex: 1;
    padding: 10px;
    border-right: none;
}

.button{
    border-top-right-radius: 10px ;
    border-bottom-right-radius: 10px ;
    border: 1px solid #E9E9E9;
    font-size: 16px;
    padding: 10px;
    width: 100px;
    transition: 0.7s ease;
    background-color: hsl(180, 92%, 38%);
    color: white;
    cursor: pointer;
    align-self: flex-start; 
    align-self: flex-end; 
}

.button i {
    margin-right: 6px;
}

.button:hover {
    background-color: hsl(180, 81%, 34%);
    color: white;
    cursor: pointer;
}

#back-btn {
    color: white;
    font-size: 20px;
    outline: none;
    border: none;
    background-color: hsl(0, 0%, 40%);
    padding: 15px;
    border-radius: 10px;
    transition: 0.5s ease;
}

#back-btn:hover{
    background-color: hsl(0, 0%, 20%);
    border: 1px hsl(180, 81%, 34%);
    cursor: pointer;
}