/* div#LETTERBOX */

div#letterbox {
    padding: 14vh 0 5vw;
    font-family: 'Pretendard-Regular';
    font-weight: 400;
    height: 100vh;
}

div#letterbox fieldset,
div#lettertxt textarea,
div#letterbox input {
    border: none;
    background-color: transparent;
}

div#letterbox input {
    font-family: 'Pretendard-Regular';
    font-weight: 400;
}

div#letterbox p {
    color: var(--black);
    text-align: center;
    font-size: 3.5vw;
    font-weight: 200;
    padding: 0 20%;
}

div#letterbox div#letter {
    background: radial-gradient(circle, rgba(222,226,252,1) 0%, rgba(234,243,254,1) 100%);
    width: 90%;
    height: 58vh;
    margin: 5vh 5% 0;
}

div#letterbox div#letterbg {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

div#letterbox div#letterbg>img {
    position: absolute;
}

div#letterbox div#letterbg>img:nth-child(1) {
    width: 60%;
    top: -28vw;
    left: -25vw;
}

div#letterbox div#letterbg>img:nth-child(2) {
    width: 45%;
    top: 6vw;
    right: 3vw;
}

div#letterbox div#letterbg>img:nth-child(3) {
    width: 20%;
    right: -1vw;
    top: 30vw;
}

div#letterbox div#letterbg>img:nth-child(4) {
    width: 50%;
    bottom: 16vw;
    left: -22vw;
}

div#letterbox div#letterbg>img:nth-child(5) {
    width: 26%;
    bottom: 3vw;
    left: -1vw;
}

div#letterbox div#letterbg>img:nth-child(6) {
    width: 160%;
    bottom: -60vw;
    right: -41vw;
}


div#lettertxt {
    margin-top: -58vh;
    position: relative;
    z-index: 10;
}

div#lettertxt fieldset {
    padding-left: 5vw;
    padding-top: 4vh;
}

div#lettertxt textarea {
    padding: 15vw 7vw 0;
    text-align: center;
    font-family: 'Pretendard-Regular';
    font-weight: 400;
    line-height: 160%;
    width: 100%;
    height: 44vh;
    vertical-align: middle;
    resize:none;
}
div#lettertxt .email-section{
    display:flex;
    align-items: center;
    
}


div#lettertxt textarea::placeholder {
    text-align: center;
    font-family: 'Pretendard-Regular';
    font-size: 3.5vw;
    line-height: 160%;
    vertical-align: middle;
}

div#lettertxt textarea+fieldset {
    padding-right: 5vw;
    float: right;
    padding-top: 0;
    display: flex;
    justify-content: flex-end;
}

div#lettertxt label {
    font-size: 4vw;
}

div#lettertxt input {
    font-size: 4vw;
    padding-left: 1vw;
    width: 40vw;
    margin-top:-4px;
}

div#lettertxt input[name=name] {
    border: none;
}

div#letter+fieldset {
    margin: 3vw 5vw;
}

div#letter+fieldset fieldset {
    float: left;
}

div#letter+fieldset fieldset>* {
    display: inline-block;
    width: 100%;
    color: var(--black);
}

div#letter+fieldset fieldset label {
    font-size: 4vw;
}

div#letter+fieldset fieldset input {
    font-size: 3.5vw;
    padding-bottom: 1vw;
}

div#letterbox button {
    color: var(--black);
    border: none;
    border-bottom: 1px solid var(--black);
    font-size: 4vw;
    padding-top: 1vw;
    float: right;
    font-family: 'Pretendard-Regular';
    background: none;
    float: right;
}

div#lettertxt input:focus {
    outline: none;
    background-color: transparent;
}

div#lettertxt textarea:focus {
    outline: none;
}