input[type=button] {
  -webkit-appearance: none;
  outline: none
}

input::-webkit-input-speech-button {
  display: none
}

input::-webkit-input-placeholder {
  color: #999;
  font-family: Helvetica !important;
}

/*弹性盒子*/
.flex {
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
}

.justify-Between {
  -webkit-box-pack: justify;
  -moz-justify-content: space-between;
  -webkit-justify-content: space-between;
  justify-content: space-between;
}

.justify-Around {
  -webkit-box-pack: space-around;
  -moz-justify-content: space-around;
  -webkit-justify-content: space-around;
  justify-content: space-around;
}

.justify-Center {
  -webkit-box-pack: center;
  -moz-justify-content: center;
  -webkit-justify-content: center;
  justify-content: center;
}

.justify-End {
  -webkit-box-pack: flex-end;
  -moz-justify-content: flex-end;
  -webkit-justify-content: flex-end;
  justify-content: flex-end;
}

.align-Center {
  -webkit-box-align: center;
  -moz-align-items: center;
  -webkit-align-items: center;
  align-items: center;
}

.align-end {
  -webkit-box-align: end;
  -moz-align-items: flex-end;
  -webkit-align-items: flex-end;
  align-items: flex-end;
}

.align-baseline {
  -webkit-box-align: baseline;
  -moz-align-items: baseline;
  -webkit-align-items: baseline;
  align-items: baseline;
}

.align-Start {
  -webkit-box-align: start;
  -moz-align-items: flex-start;
  -webkit-align-items: flex-start;
  align-items: flex-start;
}

.flex-wrap {
  -webkit-flex-wrap: wrap;
  -moz-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  -o-flex-wrap: wrap;
  flex-wrap: wrap;
}

.flex-column {
  -webkit-box-direction: normal;
  -webkit-box-orient: vertical;
  -moz-flex-direction: column;
  -webkit-flex-direction: column;
  flex-direction: column;
}