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

html{
  font-size: 16px !important;
}

body {
  overflow-x: hidden;
  font-family: 'Roboto', Arial, Helvetica, sans-serif;
}

input {
  background-color: transparent;
  border: 0;
}
button {
  margin: 0;
  padding: 0;
  border: 1px solid transparent;
  outline: none;
  background-color: transparent;
}

button:active {
  opacity: 0.6;
}
.flex-col {
  display: flex;
  flex-direction: column;
}
.flex-row {
  display: flex;
  flex-direction: row;
}
.justify-start {
  display: flex;
  justify-content: flex-start;
}
.justify-center {
  display: flex;
  justify-content: center;
}

.justify-end {
  display: flex;
  justify-content: flex-end;
}
.justify-evenly {
  display: flex;
  justify-content: space-evenly;
}
.justify-around {
  display: flex;
  justify-content: space-around;
}
.justify-between {
  display: flex;
  justify-content: space-between;
}
.align-start {
  display: flex;
  align-items: flex-start;
}
.align-center {
  display: flex;
  align-items: center;
}
.align-end {
  display: flex;
  align-items: flex-end;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* download button style */
.download_group {
    background-color: rgba(26, 109, 255, 1);
    border-radius: 14px;
    width: 206px;
    height: 271px;
    margin: 0 15px;
}

.download_group_2 {
    background-color: rgba(26, 109, 255, 1);
    border-radius: 14px;
    width: 206px;
    height: 74px;
    margin: 0 15px;
}

.download_group_gray {
    background-color: rgba(255,255,255,0.2);
    border-radius: 14px;
    width: 206px;
    height: 74px;
    margin: 0 15px;
}

.image-text_17 {
    position: relative;
    width: 174px;
    height: 62px;
    margin: 6px 0 0 8px;
}

.image_4 {
    width: 62px;
    height: 62px;
}

.text-group_17 {
    width: 110px;
    height: 47px;
    margin-top: 8px;
}

.download_text_13 {
    width: 110px;
    height: 20px;
    overflow-wrap: break-word;
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    white-space: nowrap;
    line-height: 20px;
}

.download_text_14 {
    width: 88px;
    height: 25px;
    overflow-wrap: break-word;
    color: rgba(255, 255, 255, 1);
    font-size: 18px;
    font-weight: 500;
    white-space: nowrap;
    line-height: 25px;
}

.thumbnail_24 {
    position: absolute;
    left: 64px;
    top: 35px;
    width: 16px;
    height: 16px;
}

/* 700 tail download */
.download_black{
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    position: relative;
    width: 151px;
    height: 53px;
    margin: 0 8px;
}

.download_img{
    width: 32px;
    height: 32px;
    margin: 10px 0 11px 8px;
}

.download_img_2{
    width: 12px;
    height: 12px;
    margin: 2px 0 0 0;
}

.download_text_1{
  font-weight: 400;
  font-size: 12px;
  color: rgba(255,255,255,0.38);
  line-height: 17px;
  font-style: normal;
  margin: 8px 0 0 4px;
}

.download_text_2{
  font-weight: 500;
  font-size: 14px;
  color: rgba(255,255,255,0.86);
  line-height: 20px;
  text-align: center;
  font-style: normal;
  margin: 0 0 0 4px;
}

.download_white{
  background-color: #1A6DFF;
  border-radius: 12px;
  position: relative;
  width: 151px;
  height: 53px;
  margin: 0 8px;
}

.download_text_3{
  font-weight: 400;
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  line-height: 17px;
  font-style: normal;
  margin: 8px 0 0 4px;
}

.download_text_4{
  font-weight: 500;
  font-size: 14px;
  color: #FFFFFF;
  line-height: 20px;
  text-align: center;
  font-style: normal;
  margin: 0 0 0 4px;
}

/* page */
.page_contact {
  width: 100%;
  max-width: 1920px;
  background: url(../bff_images/contact_bg.png) 100% no-repeat;
  background-size: cover;
  margin-top: -2px;
}

/* section style */
.contact_section_center{
  width: 100%;
  padding: 0 20%;
}
.contact_section_c1 {
  height: 350px;
  margin: 26px 0 0 0;
}
.contact_section_c12 {
  margin: 0 0 0 24px;
  border-radius: 24px;
  background: #FFFFFF;
  max-width: 264px;
}
.contact_section_foter {
  background-color: rgba(0, 0, 0, 1);
  border-radius: 64px 64px 0px 0px;
  position: relative;
  width: 100%;
  height: 363px;
  margin: 39px 0 0 0;
  padding-left: 20%;
}

/* box style */
.contact_box_big{
  margin: 165px 0 0 0;
}
.contact_box_subhead {
  margin: 36px 0 0 0;
}
.box_builder {
  border-radius: 24px;
  max-width: 504px;
}
.box_contact_img2{
  max-width: 264px;
}
.box_icon{
  max-width: 18px;
  margin: 23px 0 0 24px;
}
.box_title{
  margin: 21px 0 0 2px;
}
.box_main{
  margin: 15px 24px 0 24px;
  border-top: 0.2px solid rgba(0,0,0,0.15);
  padding: 12px 0 0px 0;
  max-width: 246px;
}

/* text style */
.text_big {
  overflow-wrap: break-word;
  color: rgba(0, 0, 0, 0.9);
  font-size: 3.25rem;
  font-family: PingFangSC-Semibold;
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
  line-height: 73px;
}

.text_subhead {
  overflow-wrap: break-word;
  color: rgba(0, 0, 0, 0.9);
  font-size: 1.375rem;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
  line-height: 30px;
}

.text_subtitle {
  overflow-wrap: break-word;
  color: rgba(0, 0, 0, 0.9);
  font-size: 1rem;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
  line-height: 22px;
}

.text_main{
  font-weight: 400;
  font-size: 1rem;
  color: rgba(0,0,0,0.9);
  line-height: 22px;
  text-align: left;
  font-style: normal;
}