.v-button {
  position: relative;
  height: 45px;
  line-height: 43px;
  display: inline-block;
  text-align: center;
  border: none;
  border-radius: 4px;
  box-sizing: border-box;
  font-size: 16px;
  pointer-events: auto;
  -webkit-appearance: none;
  &--default {
    color: $button-default-color;
    background: $button-default-bg-color;
    border: 1px solid $button-default-border-color;
  }
  &--primary {
    color: $button-primary-color;
    background: $button-primary-bg-color;
    border: 1px solid $button-primary-border-color;
  }
  &--warn {
    color: $button-warn-color;
    background: $button-warn-bg-color;
    border: 1px solid $button-warn-border-color;
  }
  &--disabled {
    color: $button-disabled-color;
    background-color: $button-disabled-bg-color;
    border: 1px solid $button-disabled-border-color;
  }
  &--normal {
    padding: 0 15px;
    font-size: 14px;
  }
  &--large {
    width: 100%;
  }
  &--middle {
    height: 34px;
    padding: 0 10px;
    min-width: 60px;
    font-size: 12px;
    line-height: 32px;
  }
  &--small {
    display: inline-block;
    width: 50px;
    height: 22px;
    line-height: 20px;
    font-size: 10px;
  }
  &--block {
    display: block;
  }
  &--fixed {
    width: 100%;
    position: fixed;
    left: 0;
    bottom: 0;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    border: none;
    box-shadow: $box-shadow;
    border-radius: 0;
    z-index: 9;
  }
}