body {
    background-color: #111111;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.app {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #ffffff;
    gap: 20px;
}

.app .back {

    position: fixed;
    left: 10px;
    top: 10px;

    outline: solid 0.2px #ffffff33;
    outline-offset: 0px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 15px;
    cursor: pointer;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
    transition: all cubic-bezier(.46, .43, .1, .99) 0.5s;
    text-decoration: none;
}

.app .back:hover {
    background-color: rgba(255, 255, 255, 0.03);
    outline: solid 0.2px #ffffff5e;
    outline-offset: 0px;
}

.app .header h1 {
    color: #fff;
    font-size: 64px;
    font-weight: bold;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
}

.app .header h2 {
    color: #fff;
    font-size: 24px;
    font-weight: 300;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
}

.app .file-upload {
    outline: solid 0.2px #ffffff33;
    outline-offset: 0px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 15px;
    cursor: pointer;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
    transition: all cubic-bezier(.46, .43, .1, .99) 0.5s;
}

.app .file-upload:hover {
    background-color: rgba(255, 255, 255, 0.03);
    outline: solid 0.2px #ffffff5e;
    outline-offset: 0px;
}

.app .file-upload input {
  overflow: hidden;
  width: 0;
}

.app .options {
    height: max-content;
    width: 80%;
    overflow: hidden;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-direction: column;
    gap: 20px;
    display: none;
    padding-bottom: 10px;
}

.app .options .preview {
    margin-top: 10px;
    outline: solid 0.5px #ffffff8a;
    outline-offset: 0px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.03);
    width: 40%;
    height: 40%;

    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}


.app .options .base-size {
    color: #fff;
    font-size: 20px;
    font-weight: 300;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
}

.app .options .base-size span {
    font-weight: bold;
}

.app .options .size {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.app .options .size div {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
}

.app .options .size div h3 {
    color: #fff;
    font-size: 20px;
    font-weight: 300;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
}

.app .options .size div input {
    outline: solid 0.01px #ffffff36;
    outline-offset: 0px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.03);
    border: none;
    color: #fff;
    font-size: 20px;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
    width: 20%;
    text-align: center;
    padding-top: 5px;
    padding-bottom: 5px;
}

.app .orientation {
    display: flex;
    gap: 20px;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    font-weight: 300;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif
}

.app .options .buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
}

.app .options .buttons div {
    padding-left: 30px;
    padding-right: 30px;
    outline: solid 0.2px #ffffff33;
    outline-offset: 0px;

    border-radius: 10px;
    padding: 15px;
    cursor: pointer;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    font-family: Poppins, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', 'Liberation Sans', sans-serif;
    transition: all cubic-bezier(.46, .43, .1, .99) 0.5s;
}
.app .options .buttons div::disabled {
    cursor: not-allowed;
    background-color: rgba(255, 255, 255, 0.08);
}

.app .options .buttons div.cancel {
    background-color: rgba(241, 18, 18, 0.33);
    transition: all cubic-bezier(.46, .43, .1, .99) 0.5s;
}

.app .options .buttons div.cancel:hover {
    background-color: rgba(241, 18, 18, 0.66);
}

.app .options .buttons div.generate {
    background-color: rgb(18, 241, 59, 0.33);
    transition: all cubic-bezier(.46, .43, .1, .99) 0.5s;

}

.app .options .buttons div.generate:hover {
    background-color: rgb(18, 241, 59, 0.66);
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type=number] {
  -moz-appearance: textfield;
}