main form {
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: center;
}

main .alert.alert-danger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-items: center;
    font-size: 15px;
    margin-right: 20px;
    margin-left: 20px;
    box-shadow: 0 1px 3px rgba(255, 0, 0, 0.12), 0 1px 2px rgba(255, 0, 0, 0.24);
    border-radius: 5px;
    padding: 8px;
    margin-bottom: 35px;
}

main div.input_and_submit {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.email_row {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.email_row label {
    font-size: 18px;
    color: #999;
}

.email_row input {
    padding: 5px;
    border-radius: 4px;
    font-size: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: none;
    border-bottom: 1px solid #5a2d7f;
    transition: border-color 0.3s ease-out;
    margin-bottom: 25px;
}

.email_row input:focus {
    outline: none;
    border-color: transparent;
    border-bottom-color: #5a2d7f;
}

p.info_text {
    text-align: left;
    align-self: flex-start;
    font-size: 17px;
    padding-right: 12px;
    padding-left: 12px;
    margin: 0 0 32px;
}

main form .button_effect_green {
    font-size: 20px;
    margin-bottom: 10px;
}

@media screen and (min-width: 600px) {
    p.info_text {
        font-size: 18px;
        padding-right: 25px;
        padding-left: 25px;
    }

    main form .button_effect_green {
        font-size: 21px;
        margin-bottom: 19px;
    }

    .email_row label {
        font-size: 19px;
    }

    .email_row input {
        font-size: 21px;
        margin-bottom: 32px;
    }
}

@media screen and (min-width: 1000px) {
    p.info_text {
        padding-right: 40px;
        padding-left: 40px;
    }

    .email_row label {
        font-size: 20px;
    }

    .email_row input {
        font-size: 22px;
    }
}

@media screen and (min-width: 1200px) {
    p.info_text {
        font-size: 20px;
        padding-right: 50px;
        padding-left: 50px;
    }

    .email_row label {
        font-size: 21px;
    }

    .email_row input {
        font-size: 23px;
        margin-bottom: 40px;
    }
}

@media screen and (min-width: 1400px) {
    main form {
        flex-direction: row;
        justify-content: center;
        margin-bottom: 25px;
        gap: 15px;
    }

    main div.input_and_submit {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 32px;
    }

    p.info_text {
        display: flex;
        flex-direction: column;
        justify-content: center;
        width: 410px;
        border-radius: 5px;
        box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
        align-self: center;
        font-size: 21px;
        margin: 0 35px;
        padding: 12px;
    }

    .email_row label {
        font-size: 23px;
    }

    .email_row input {
        margin: 0;
    }

    main form .button_effect_green {
        margin: 0;
    }
}

@media screen and (min-width: 1700px) {
    main {
        min-height: 370px;
    }

    main form {
        margin-top: 5px;
        margin-bottom: 35px;
        gap: 39px;
    }

    main div.input_and_submit {
        gap: 48px;
    }

    p.info_text {
        margin: 0;
        width: 370px;
        padding: 20px;
    }

    .email_row label {
        font-size: 24px;
    }

    .email_row input {
        font-size: 25px;
        padding: 11px;
    }
}