html,
body,
#app {
  box-sizing: border-box;
  height: 100%;
  font-family: Avenir, Helvetica, Arial, sans-serif;
}

/* 背景 */
.bc-000 {
  background-color: #000;
}
.bc-f5 {
  background-color: #f5f5f5;
}
.bc-f7 {
  background-color: #f7f7f7;
}
.bc-fff {
  background-color: #fff;
}
.bc-t {
  background-color: transparent;
}

/* border */
.border-top {
  border-top: solid 1px #eee;
}
.border-bottom {
  border-bottom: solid 1px #eee;
}
.border-0 {
  border: 0px;
}
.border-1 {
  border: 1px solid #eee;
}
.border-2 {
  border: 2px solid #eee;
}
.border-3 {
  border: 3px solid #eee;
}
.border-4 {
  border: 4px solid #eee;
}
.border-5 {
  border: 5px solid #eee;
}

/* 文本格式 */
.i {
  word-wrap: break-word;
  text-align: justify;
  text-justify: inter-ideograph;
}

/* 字体颜色 */
.cor-000 {
  color: #000000;
}
.cor-333 {
  color: #333333;
}
.cor-666 {
  color: #666666;
}
.cor-999 {
  color: #999999;
}
.cor-aaa {
  color: #aaaaaa;
}
.cor-ccc {
  color: #cccccc;
}
.cor-ddd {
  color: #dddddd;
}
.cor-fff {
  color: #ffffff;
}

/* 行距 */
.lh10 {
  line-height: 1;
}
.lh11 {
  line-height: 1.1;
}
.lh12 {
  line-height: 1.2;
}
.lh13 {
  line-height: 1.3;
}
.lh14 {
  line-height: 1.4;
}
.lh15 {
  line-height: 1.5;
}
.lh16 {
  line-height: 1.6;
}
.lh18 {
  line-height: 1.8;
}
.lh20 {
  line-height: 2;
}
.lh25 {
  line-height: 2.5;
}
.lh30 {
  line-height: 3;
}

/* 高度 */
.hvh100 {
  height: 100vh;
  overflow: hidden;
}
.hp100 {
  height: 100%;
  overflow: hidden;
}

/* float */
.float-l {
  float: left;
}
.float-r {
  float: right;
}
.clearfix-both::after {
  display: table;
  clear: both;
  content: '';
}

/* flex */
.flex {
  display: flex;
}
.fl0 {
  flex: 0;
}
.fl1 {
  flex: 1;
}
.fl2 {
  flex: 2;
}
.fl3 {
  flex: 3;
}
.fl4 {
  flex: 4;
}
.fld-r {
  flex-direction: row;
}
.fld-c {
  flex-direction: column;
}
.fld-rr {
  flex-direction: row-reverse;
}
.flw-w {
  flex-wrap: wrap;
}
.fls0 {
  flex-shrink: 0;
}

.jc-sb {
  justify-content: space-between;
}
.jc-sa {
  justify-content: space-around;
}
.jc-fs {
  justify-content: flex-start;
}
.jc-c {
  justify-content: center;
}
.jc-fe {
  justify-content: flex-end;
}

.ai-c {
  align-items: center;
}
.ai-s {
  align-items: stretch;
}
.ai-fs {
  align-items: flex-start;
}
.ai-fe {
  align-items: flex-end;
}

/* 对齐 */
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-left {
  text-align: left;
}

/* display */
.none {
  display: none;
}
.block {
  display: block;
}
.inline {
  display: inline;
}
.inline-block {
  display: inline-block;
}

/* 溢出 */
.text-ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.text-ellipsis2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.text-ellipsis3 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

/* 其他 */
.middle {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.middle-y {
  position: absolute;
  z-index: 2;
  top: 50%;
  transform: translateY(-50%);
}
.middle-x {
  position: absolute;
  z-index: 2;
  left: 50%;
  transform: translateX(-50%);
}
.text-line-through {
  text-decoration: line-through;
}
.text-underline {
  text-decoration: underline;
}
.overflow-h {
  overflow: hidden;
}
.overflow-y {
  overflow-y: auto;
  overflow-x: hidden;
}
.overflow-x {
  overflow-x: auto;
  overflow-y: hidden;
}
.border-box {
  box-sizing: border-box;
}
.content-box {
  box-sizing: content-box;
}
.relative {
  position: relative;
  z-index: 1;
}
.absolute {
  position: absolute;
  z-index: 2;
}
.absolute-full {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}
.fixed {
  position: fixed;
  z-index: 9;
}
.break-all {
  display: block;
  word-break: break-all;
  word-wrap: break-word;
}
.nowrap {
  white-space: nowrap;
}
.va-m {
  vertical-align: middle;
}
.va-t {
  vertical-align: top;
}
.va-b {
  vertical-align: bottom;
}

.opacity0 {
  opacity: 0;
}
.opacity1 {
  opacity: 0.1;
}
.opacity2 {
  opacity: 0.2;
}
.opacity3 {
  opacity: 0.3;
}
.opacity4 {
  opacity: 0.4;
}
.opacity5 {
  opacity: 0.5;
}
.opacity6 {
  opacity: 0.6;
}
.opacity7 {
  opacity: 0.7;
}
.opacity8 {
  opacity: 0.8;
}
.opacity9 {
  opacity: 0.9;
}
.opacity10 {
  opacity: 1;
}

/* z-index */
.z-index-1 {
  z-index: -1;
}
.z-index0 {
  z-index: 0;
}
.z-index1 {
  z-index: 1;
}
.z-index2 {
  z-index: 2;
}
.z-index3 {
  z-index: 3;
}
.z-index4 {
  z-index: 4;
}
.z-index5 {
  z-index: 5;
}
.z-index6 {
  z-index: 6;
}
.z-index7 {
  z-index: 7;
}
.z-index8 {
  z-index: 8;
}
.z-index9 {
  z-index: 9;
}
.z-index10 {
  z-index: 10;
}
.z-index15 {
  z-index: 15;
}
.z-index19 {
  z-index: 19;
}
.z-index20 {
  z-index: 20;
}
.z-index99 {
  z-index: 99;
}
.z-index100 {
  z-index: 100;
}
.z-index300 {
  z-index: 300;
}
.z-index500 {
  z-index: 500;
}
.z-index999 {
  z-index: 999;
}

/* 宽度 */
.wp20 {
  width: 20%;
}
.wp23 {
  width: 23%;
}
.wp24 {
  width: 24%;
}
.wp25 {
  width: 25%;
}
.wp30 {
  width: 30%;
}
.wp31 {
  width: 31%;
}
.wp32 {
  width: 32%;
}
.wp33 {
  width: 33%;
}
.wp40 {
  width: 40%;
}
.wp45 {
  width: 45%;
}
.wp48 {
  width: 48%;
}
.wp49 {
  width: 49%;
}
.wp50 {
  width: 50%;
}
.wp60 {
  width: 60%;
}
.wp70 {
  width: 70%;
}
.wp80 {
  width: 80%;
}
.wp85 {
  width: 85%;
}
.wp90 {
  width: 90%;
}
.wp95 {
  width: 95%;
}
.wp100 {
  width: 100%;
}
.wvw100 {
  width: 100vw;
}
.wp100-i {
  width: 100% !important;
}

/* 字体样式 */
.arial {
  font-family: Arial;
}

/* 字体大小 */
@for $i from 0 through 100 {
  .fs#{$i} {
    font-size: $i + px;
  }
  .img#{$i} {
    width: $i + px;
    height: $i + px;
  }
}

.fw400 {
  font-weight: 400;
}
.fw500 {
  font-weight: 500;
}
.fw600 {
  font-weight: 600;
}
.fw700 {
  font-weight: 700;
}
.fw800 {
  font-weight: 800;
}
.fw900 {
  font-weight: 900;
}

.m0a {
  margin: 0 auto;
}

.br-p50 {
  border-radius: 50%;
}

/* marging */
.mt-3 {
  margin-top: -3px;
}
.mt-2 {
  margin-top: -2px;
}
.mt-1 {
  margin-top: -1px;
}

.mr-3 {
  margin-right: -3px;
}
.mr-2 {
  margin-right: -2px;
}
.mr-1 {
  margin-right: -1px;
}

.mr-p1 {
  margin-right: 1%;
}
.mr-p2 {
  margin-right: 2%;
}
.mr-p3 {
  margin-right: 3%;
}
.mr-p4 {
  margin-right: 4%;
}
.mr-p5 {
  margin-right: 5%;
}

.mb-5 {
  margin-bottom: -5px;
}
.mb-4 {
  margin-bottom: -4px;
}
.mb-3 {
  margin-bottom: -3px;
}
.mb-2 {
  margin-bottom: -2px;
}
.mb-1 {
  margin-bottom: -1px;
}

.ml-5 {
  margin-left: -5px;
}
.ml-4 {
  margin-left: -4px;
}
.ml-3 {
  margin-left: -3px;
}
.ml-2 {
  margin-left: -2px;
}
.ml-1 {
  margin-left: -1px;
}

@for $i from 0 through 50 {
  .m#{$i} {
    margin: $i + px;
  }
  .mt#{$i} {
    margin-top: $i + px;
  }
  .ml#{$i} {
    margin-left: $i + px;
  }
  .mb#{$i} {
    margin-bottom: $i + px;
  }
  .mr#{$i} {
    margin-right: $i + px;
  }
  .m#{$i}tb {
    margin-top: $i + px;
    margin-bottom: $i + px;
  }
  .m#{$i}lr {
    margin-left: $i + px;
    margin-right: $i + px;
  }
  .p#{$i} {
    padding: $i + px;
  }
  .pt#{$i} {
    padding-top: $i + px;
  }
  .pl#{$i} {
    padding-left: $i + px;
  }
  .pb#{$i} {
    padding-bottom: $i + px;
  }
  .pr#{$i} {
    padding-right: $i + px;
  }
  .p#{$i}lr {
    padding-left: $i + px;
    padding-right: $i + px;
  }
  .p#{$i}tb {
    padding-top: $i + px;
    padding-bottom: $i + px;
  }
  .br#{$i} {
    border-radius: $i + px;
  }
}

@for $i from -10 through 20 {
  .top#{$i} {
    top: $i + px;
  }
  .left#{$i} {
    left: $i + px;
  }
  .right#{$i} {
    right: $i + px;
  }
  .bottom#{$i} {
    bottom: $i + px;
  }
}