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

.flex {
  display: flex;
}

.flex.flex-column {
  flex-direction: column;
}
.flex.space-between {
  justify-content: space-between;
}

.flex-wrap {
  flex-wrap: wrap;
}

.spacer {
  flex: 1;
}

.flex-center {
  align-items: center;
}
.flex-end {
  align-items: end;
}

.flex-content-center {
  justify-content: center;
}

.padding-16 {
  padding: 16px;
}
.margin-top-32 {
  margin-top: 32px;
}
.margin-top-72 {
  margin-top: 72px;
}
.margin-top-24 {
  margin-top: 24px;
}

.margin-top-16 {
  margin-top: 16px;
}
.margin-top-4 {
  margin-top: 4px;
}
.margin-left-16 {
  margin-left: 16px;
}




@media screen and (max-width: 767px) {
  .welcome-container {
    display: none;
  }
  .m-welcome-container {
    display: flex;
  }
  .close {
    width: 30px;
    height: 30px;
    background-image: url(./image/close.png);
    background-size: 100% 100%;
  }
  .m-welcome-container {
    width: 100vw;
    height: 100vh;
    color: #fff !important;
    background-image: url(./image/welcome-mobile.png);
    background-size: 100% 100%;
    position: relative;
  }
  .m-welcome-container .m-welcome-content {
    width: 100vw;
    height: 65%;
    background: #202020;
    position: absolute;
    bottom: 0;
  }
  .m-welcome-container .m-welcome-content .m-welcome-title {
    height: 30px;
    
  }
  .m-welcome-container .m-welcome-content .info-text {
    font-size: 20px;
    line-height: 1.5;
  }
  .m-welcome-container .m-welcome-content .m-info-container {
    font-size: 14px;
  }
}
@media screen and (min-width: 767px) {
  .welcome-container {
    display: flex;
    
  }
  .m-welcome-container {
    display: none;
  }
  
  .welcome-container {
    width: 100vw;
    height: 100vh;
    color: #fff !important;
    background-image: url(./image/welcome-bg.png);
    background-size: 100% 100%;
  }
  .welcome-container .welcome-content {
    width: 1000px;
  }
  .welcome-container .welcome-content .welcome-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: greenyellow;
  }
  .welcome-content-text {
    /* ... */
  }
  .welcome-content-text .info-text {
    height: 64px;
    font-size: 26px;
    line-height: 1.5;
  }
  .welcome-content-text .info-container {
    justify-content: space-between;
    font-size: 20px;
  }
  .welcome-content-text .info-title {
    font-weight: 800;
  }
  .welcome-content-text .info-item {
    width: 200px;
  }
}
