body,
html,
div,
ul,
li,
h1,
h2,
h3,
p {
  margin: 0;
  padding: 0;
}
* {
  box-sizing: border-box;
}
html,
body,
#app {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
@keyframes loading {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}


.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

.flex-1 {
  flex: 1;
}

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

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

.space-between {
  justify-content: space-between;
}

/* 字体定义 */
@font-face {
  font-family: 'Arial';
  src: url('./fonts/ARIAL.ttf') format('truetype');
}

@font-face {
  font-family: 'ArialBold';
  src: url('./fonts/ARIALBD.ttf') format('truetype');
}

@font-face {
  font-family: 'ArialMedium';
  src: url('./fonts/ArialMdm.ttf') format('truetype');
}

@font-face {
  font-family: 'Poppins';
  src: url('./fonts/Poppins-Regular.ttf') format('truetype');
  font-weight: normal;
}

@font-face {
  font-family: 'PoppinsMedium';
  src: url('./fonts/Poppins-Medium.ttf') format('truetype');
}

@font-face {
  font-family: 'PoppinsBold';
  src: url('./fonts/Poppins-SemiBold.ttf') format('truetype');
}

@font-face {
  font-family: 'Instrument';
  src: url('./fonts/InstrumentSans-Regular.ttf') format('truetype');
}

@font-face {
  font-family: 'InstrumentBold';
  src: url('./fonts/InstrumentSans-Bold.ttf') format('truetype');
}