nutui/miniprogram_dev/components/packages/button/index.wxss

.nut-button {
  position: relative;
  display: inline-block;
  width: auto;
  flex-shrink: 0;
  height: 38px;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  line-height: 36px;
  font-size: 14px;
  text-align: center;
  cursor: pointer;
  transition: opacity 0.2s;
  appearance: none;
  user-select: none;
  touch-action: manipulation;
  vertical-align: bottom;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-tap-highlight-color: transparent;
}
.nut-button .text {
  margin-left: 5px;
}
.nut-button::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background-color: #000;
  border: inherit;
  border-color: #000;
  border-radius: inherit;
  transform: translate(-50%, -50%);
  opacity: 0;
  content: " ";
}
.nut-button::after {
  border: none;
}
.nut-button:active::before {
  opacity: 0.1;
}
.nut-button__warp {
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nut-button--loading::before, .nut-button--disabled::before {
  display: none;
}
.nut-button--default {
  color: rgb(102, 102, 102);
  background: #fff;
  border: 1px solid rgb(204, 204, 204);
}
.nut-button--primary {
  color: #fff;
  background: linear-gradient(135deg, #fa2c19 0%, #fa6419 100%);
  border: 1px solid transparent;
}
.nut-button--info {
  color: #fff;
  background: linear-gradient(315deg, rgb(73, 143, 242) 0%, rgb(73, 101, 242) 100%);
  border: 1px solid transparent;
}
.nut-button--success {
  color: #fff;
  background: linear-gradient(135deg, rgb(38, 191, 38) 0%, rgb(39, 197, 48) 45%, rgb(40, 207, 63) 83%, rgb(41, 212, 70) 100%);
  border: 1px solid transparent;
}
.nut-button--danger {
  color: #fff;
  background: rgb(250, 44, 25);
  border: 1px solid transparent;
}
.nut-button--warning {
  color: #fff;
  background: linear-gradient(135deg, rgb(255, 158, 13) 0%, rgb(255, 167, 13) 45%, rgb(255, 182, 13) 83%, rgb(255, 190, 13) 100%);
  border: 1px solid transparent;
}
.nut-button--plain {
  background: #fff;
}
.nut-button--plain.nut-button--primary {
  color: #fa2c19;
  border-color: #fa2c19;
}
.nut-button--plain.nut-button--info {
  color: rgb(73, 106, 242);
  border-color: rgb(73, 106, 242);
}
.nut-button--plain.nut-button--success {
  color: rgb(38, 191, 38);
  border-color: rgb(38, 191, 38);
}
.nut-button--plain.nut-button--danger {
  color: rgb(250, 44, 25);
  border-color: rgb(250, 44, 25);
}
.nut-button--plain.nut-button--warning {
  color: rgb(255, 158, 13);
  border-color: rgb(255, 158, 13);
}
.nut-button--large {
  width: 100%;
  height: 48px;
  line-height: 46px;
  font-size: 14px;
}
.nut-button--normal {
  padding: 0 18px;
  font-size: 14px;
}
.nut-button--small {
  height: 28px;
  line-height: 26px;
  padding: 0 12px;
  font-size: 12px;
}
.nut-button--small.nut-button--round {
  border-radius: 25px;
}
.nut-button--mini {
  height: 24px;
  line-height: 1.2;
  padding: 0 12px;
  font-size: 12px;
}
.nut-button--block {
  display: block;
  width: 100%;
}
.nut-button--disabled {
  cursor: not-allowed;
  opacity: 0.68;
}
.nut-button--loading {
  cursor: default;
  opacity: 0.9;
}
.nut-button--round {
  border-radius: 25px;
}
.nut-button--square {
  border-radius: 0;
}