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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
7 T, g3 Z7 n5 h& ^9 g* |2 F - Label for your tooltip
s! g# Z# Y+ H' v# y - </span>
复制代码CSS代码: - .tooltip-toggle {
q, N5 ?% B& D+ y& M& k - cursor: pointer;
. J$ a$ v: |7 B5 U - position: relative;
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- .tooltip-toggle svg {
! P6 z v0 q. D0 S. p5 q3 Y - height: 18px;
- z7 _. l/ G% o+ S$ C1 v: Y( N: y, N - width: 18px;/ j. Z7 W: y7 Y0 f0 P
- padding-right: 0.5rem;
7 s( `$ L8 A: F# Y$ k - }
) [# [! y! q; X - .tooltip-toggle::before {
: Z6 m% W3 _7 I - position: absolute;
, D! _+ T1 M$ } - top: -80px;0 P6 J1 }4 t, ?: d! T5 [8 U
- left: -80px;
! `% m! c7 R, q5 T) K. z - background-color: #2B222A;
0 @* L( R5 v3 B( v7 Z: F" E - border-radius: 5px;
- C+ `4 ]7 f( J! U: a' C9 Y - color: #fff;
4 |; L1 g$ h( @& m1 ^- W1 P- o9 D5 g - content: attr(data-tooltip);
* {9 _" E+ i& |+ F$ Y - padding: 1rem;' X3 @! g9 |) S! I1 r
- text-transform: none;
5 m( T8 U1 v* }9 Z7 j - -webkit-transition: all 0.5s ease;
' L/ O0 a, I! r0 I( }5 k' T - transition: all 0.5s ease;
v' D# H2 t: E( b) w - width: 160px;' {' C) C1 G$ U" w5 e4 n
- }+ A4 @# P3 w+ A; y+ p* [
- .tooltip-toggle::after {$ i+ A E* |3 z9 ]3 @( I3 I
- position: absolute;' n" t! `. b' U/ R r
- top: -12px;0 f9 ~ L' X6 N; K. J
- left: 9px;' F4 n9 i6 j- D3 L. {9 w
- border-left: 5px solid transparent;" k- c% ?$ k2 f j) H( y$ r
- border-right: 5px solid transparent;
3 h. U5 A1 {5 a, k* G2 j - border-top: 5px solid #2B222A;
) m3 Q' N# m: h3 {/ p. B; ] - content: " ";" m+ e" w! Z: f y" b
- font-size: 0;
. S8 W9 |- Q6 J* P - line-height: 0;
6 }0 [" P; E% f5 h( m! P - margin-left: -5px;% z% ~7 P8 \1 e' ~% g* J
- width: 0;
% K& k4 w5 i4 @: @ - }
. y j) v+ u& h- c$ y - .tooltip-toggle::before, .tooltip-toggle::after {
- Y R R7 l' q. t- M4 {( c - color: #efefef;7 ]2 n4 R; @* A+ Z( R4 c- j
- font-family: monospace; h8 n$ ]! F. x$ x- L: Q1 y0 e
- font-size: 16px;% f7 z4 W: }: \
- opacity: 0;8 r1 F2 W1 t! t4 d
- pointer-events: none;: A t! L0 C7 A6 s* @9 n, ^& o( f
- text-align: center;* m' @1 g) ?& u; X Q& |' }
- }; X- [: [) B, x( ^- Q
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! U7 z. e9 h M3 A& W* a
- opacity: 1;6 m3 `5 @1 C9 j
- -webkit-transition: all 0.75s ease;
2 S0 W3 Y, \8 P; X0 t - transition: all 0.75s ease;4 i R x! q& ]) j/ R* {
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">" ~" X: j7 V7 l5 |- W+ T* a" i
- <ul class="nav-items">1 S' E4 t% q4 C7 a2 Y
- <!-- Navigation -->1 o5 M7 `+ B: C1 k {
- <li class="nav-item"><a href="#">Home</a></li>
8 L1 S1 r" v: y" n5 h* m% r - <li class="nav-item"><a href="#">About</a></li>
0 s) W6 k3 M3 z - <li class="nav-item"><a href="#">Contact</a></li>9 m( s8 T% e* x
- <!-- Dropdown menu -->' M, i. k+ g+ q0 d" _
- <li class="nav-item nav-item-dropdown">
; b9 E! u/ X0 g$ p - <a class="dropdown-trigger" href="#">Settings</a>1 e! v( y2 ]: m2 S. v6 L6 S1 o
- <ul class="dropdown-menu">
" l$ Z! I. s, m3 p' d) c) J - <li class="dropdown-menu-item">! ?7 ~8 b: Q" J X& G
- <a href="#">Dropdown Item 1</a>
7 h& {: D( O0 @5 n - </li>
; G) }6 q; u) k5 }- L - <li class="dropdown-menu-item">( [- X. A1 h8 N% V
- <a href="#">Dropdown Item 2</a>' ~% X8 J k) L( M; A
- </li>
$ N7 G( G0 W& O4 u+ _5 o* m d f - <li class="dropdown-menu-item">
$ S% R6 @$ h+ t8 `% _; A, T# F - <a href="#">Dropdown Item 3</a>
4 t R9 e* @; P8 |- p7 k - </li>/ L. f9 s) }; m/ H9 B
- </ul>
# L5 f2 W! @7 O8 w - </li>( ~- {% ]$ R# o% [
- </ul>
4 L% V c1 j. L; K# f( M! @1 u7 U: X - </div>
复制代码对应的CSS代码如下: - .nav-container {, u% r( i- g/ O# A8 S
- background-color: #fff;
5 c4 k! P; G- {9 k - border-radius: 4px;. t: O. x: m) [2 j% F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- G3 {, e1 L% }& P7 R% ?
- padding: 1em;
: u1 K& J2 \/ |" X; M! n - border: 1px solid #eee; k' o: P. _- `% q* L
- display: block;( N" N- ^. O( N1 o: o; A5 p- ?
- max-width: 400px;
7 m8 ~7 f+ t, x1 P1 b( C& D - margin: 0 auto;/ I; `7 t) J$ H6 o
- text-align: center;
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- ul,( i3 l, V2 \6 _5 e, D+ ]. ?
- li {
2 I6 p! O! j8 o1 G6 [- a - list-style: none; q" R$ X2 T3 q& ?9 z
- -webkit-padding-start: 0;
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- text-decoration: none;+ W+ ]6 Q- g4 o5 a' u v
- color: #ED3E44;
" ]: M- V1 b$ H- X- E - }
* A5 H! n/ V2 h, H8 _ - .nav-item {0 p4 Z- Z0 w# [( E$ w+ ~7 {
- padding: 1em;
& ?4 F9 P6 |8 n5 W/ S - display: inline;
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- .nav-item-dropdown {
% P' N+ q1 M4 I6 ^4 M& t$ P - position: relative;% z7 c1 ~1 @/ p: Z* v- W+ n
- }1 ^' t. _( U1 { W0 k+ k, v
- .nav-item-dropdown:hover > .dropdown-menu {
; |$ `, U# ~' _; u0 X - display: block;
+ e! O) z: [: N. m% k - opacity: 1;
* j7 l8 Y( P- ^* m e - }+ f& \& ?& {/ f% S H k
- .dropdown-trigger {
4 p3 }# F& s: d( x; F. e - position: relative;
- U( W" Z8 H& `) k, I - }
) K% l6 z8 b& T - .dropdown-trigger:focus + .dropdown-menu {- f( |/ b0 q) m$ B0 y4 ~
- display: block;$ g9 |5 ^0 H0 }8 }
- opacity: 1;3 x$ A( O/ L, T0 g
- }
" I$ P4 J4 i8 U - .dropdown-trigger::after {
* s4 A. J8 ~- T$ d+ F7 L1 k - content: "›";+ \1 S3 _" z% `- o A# f, ~7 z
- position: absolute; e' e0 @8 l ?' d5 n6 s7 j# d
- color: #ED3E44;
: L# u- h- S) U+ t - font-size: 24px;
7 q0 k4 n, D( X: s, E5 Y6 d - font-weight: bold;4 x3 C4 U: t3 f! S, y
- -webkit-transform: rotate(90deg);
0 X0 r$ P% i% Q, @8 b' ~, A5 } - transform: rotate(90deg);1 j0 T7 N, r8 m
- top: -5px;" B! _3 C ?- o4 l# k
- right: -15px;5 [0 Y! W3 _; V4 g
- }9 q; J' y4 L) v
- .dropdown-menu {, [- b- g4 t8 O! P* h
- background-color: #ED3E44;/ e: J; I; U: i! ]
- display: inline-block;, T0 [9 c) @: d6 I
- text-align: right;
" D- P+ t2 y- s - position: absolute;
. G# r, Z9 l) f' v T/ k& J, w - top: 2.5rem;
8 g0 s. t. v# P9 T1 \% j v/ ~% l - right: -10px;
; E2 e$ m# D: D5 e - display: none;& i1 K! M& M* B4 C7 P& P
- opacity: 0;& f5 v4 {9 n: i6 X" L
- -webkit-transition: opacity 0.5s ease;" K2 ^. W/ i+ H
- transition: opacity 0.5s ease;
& A9 V- t0 T C: A9 i4 o - width: 160px;
5 i! Q! y4 Z) o# X - }2 W8 x4 |7 |+ b7 F' I7 Y. @/ h
- .dropdown-menu a {
& a `% {! [) K0 [0 @+ L - color: #fff;
+ G- _1 o* E& t - }
4 _5 g& c- G }% `* E8 T$ \; Z - .dropdown-menu-item {
: A9 f) C/ f, v - cursor: pointer;
8 |7 ^9 g/ m1 @! Q, [ z; C$ H - padding: 1em; c8 c+ f2 m$ s; m* z) c
- text-align: center;2 t p) m4 A3 N/ p+ \ u1 F/ M
- }1 \6 |0 q" O5 D1 W( e
- .dropdown-menu-item:hover {/ i, d5 b! a/ V6 Z0 Y
- background-color: #eb272d;) b, n1 L6 I0 p1 r; G, j! ], E
- }
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3 f1 l8 r! A6 @6 O$ ~可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 Y" x$ ^! `, r; O
- <!-- Checkbox toggle -->
! F& v% N8 m A# u) ]2 Q2 q6 F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' p, x# Z9 z: J. d9 [! ]/ c8 w2 v+ m - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 P+ ?- p: j7 e; ]* y# E
- <!-- Content to toggle from www.mfbuluo.com-->) Y0 j4 b" _% V9 m2 ]
- <div role="toggle" class="toggle-content">9 e @# Q* T1 ?. r) F' B
- BA-NA-NA-NA!0 p6 H9 W: y9 S* f4 H: h$ Q
- </div># G1 T/ T( S+ J* U6 i" {
- </div>
复制代码CSS代码内容如下: - .toggle {
) c+ g) _; u! ]7 D/ h# t9 } - margin: 0 auto;
* n. v, w. ?/ | }( C - max-width: 400px;3 G# U' r$ y N2 e4 N
- }
0 j# L9 ?7 i$ s8 G5 R2 L - .toggle-label {
- y) @' L/ F1 B7 T' M" d - font-size: 16px;
7 F" P5 f/ w' B0 T+ ] - background: #fff;5 Q$ \6 p3 B# ]( m9 L6 g+ f5 ^
- padding: 1em;
+ ~3 L% x+ N1 \/ W% u - cursor: pointer;
9 m" u: g6 y7 Z; F+ S - display: block;
& @, u. ~1 u) y$ t+ u - margin: 0 auto 1em;
! P9 n: P; Y9 q" I# {/ X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 Q. j; a7 u6 e/ {8 B9 ~) K4 g* y - border-radius: 4px;
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- .toggle-label:after {+ n' e/ q9 _/ Q# y
- color: #ED3E44;
' R# _. `" e% _' M u! E4 ` - content: "+";
8 `- `, p% u! q S* s: x6 p) v. { - float: right;) ?3 `3 R# i! O
- font-weight: bold;" U' `& M) O4 D Z/ M* I* N
- }% i+ d6 n. q5 d q% {6 f
- .toggle-content {1 Z; e" ^4 D4 `
- color: #B0B3C2;( I+ _6 D6 ?! Z6 C
- font-family: monospace;
' W! u8 s$ N2 I0 ]* z$ l* e - font-size: 16px;% Y! T% m2 `: ]1 D4 z
- margin-bottom: 1.5em;
( K) i+ N0 i1 N( [8 R* R - padding: 1em;
) M! I/ D4 H, j6 y! G5 e - }
1 a' f* `/ w/ E+ o! {3 M8 \! c - .toggle-input {9 }" Z7 z7 k+ f9 R! q4 Z
- display: none;' M9 v* A) r3 J$ j* l! S1 Q* `
- }5 B, N# V5 _% T; C, d& e B' X
- .toggle-input:not(checked) ~ .toggle-content {7 i+ p2 K( I& V( d9 a
- display: none;: ~% j7 _8 K4 r$ l; [
- }$ ?$ g e) Z; G: D( U
- .toggle-input:checked ~ .toggle-content {& |" ^$ Z9 z$ u5 L1 H* R5 H2 J5 {
- display: block;; Q4 R6 n) @% \* D
- }/ l, o; O. z# n* l! [, [4 s
- .toggle-input:checked ~ .toggle-label:after {
! T. V1 o7 N; U* B8 x4 R! y+ E - content: "-";
/ f5 X' n' F; S' k - }
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