element button色

.el-button--primary.is-active,
.el-button--primary:active {
background: #007E7E;
border-color: #007E7E;
color: #fff;
}

.el-button--primary:focus,
.el-button--primary:hover {
background: #007E7E;
border-color: #007E7E;
color: #fff;
}

.el-button--primary {
color: #FFF;
background-color: #007E7E;
border-color: #007E7E;
}