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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!">) E3 A4 }& |$ a6 w3 C3 |
- Label for your tooltip
/ ^2 C$ ~0 R5 p. N9 L. p - </span>
复制代码CSS代码: - .tooltip-toggle {$ e8 ]8 a1 U0 {3 P; j# y
- cursor: pointer;9 D9 t; J# J, A* u
- position: relative;
: A7 d* X1 I$ K0 b# x8 d4 U - }
7 G8 w% q; ~' T3 d* S0 C: z - .tooltip-toggle svg {
6 Y0 K, a& Y1 c1 f. j - height: 18px;# {2 _9 c$ C: ?) [
- width: 18px;1 a: [, [* k7 v$ B* d9 ^1 e
- padding-right: 0.5rem; [1 b2 l# N y
- }* v( V/ e, i: i
- .tooltip-toggle::before {; j" d/ W( ^8 h/ f6 @% u) n+ l
- position: absolute;
3 @. Q' g- v4 p* A" l- E' ] - top: -80px;
3 f! g) [; u5 D9 d2 t - left: -80px;( V4 d) ]* ^# G
- background-color: #2B222A;2 |3 K1 I$ z+ `% R$ ^8 R D. _
- border-radius: 5px;
Y% x& W$ s7 X {. e7 W - color: #fff;# V* q) W! \( F7 o$ m3 t6 k' m2 h
- content: attr(data-tooltip);2 V, P& f! [4 N1 n' A
- padding: 1rem;
* Z( ^; K2 I% |$ J& w2 g7 M - text-transform: none;
# K/ q' f6 J0 d2 d9 ] - -webkit-transition: all 0.5s ease;" T* D2 r% A' c% o) ?
- transition: all 0.5s ease;
; I" g+ w. O' j7 K- l3 H - width: 160px;3 w# E) U8 l- }
- }) q J* a3 O; J7 l2 m* V& n7 p
- .tooltip-toggle::after {7 G" k1 }6 Q- g
- position: absolute;8 J) Y. f1 Z/ v2 G0 ]! q
- top: -12px;+ F+ v, t' c5 F2 J- ~& M
- left: 9px;6 I, |+ g4 K) l) g' f1 N
- border-left: 5px solid transparent;* i) k5 L2 u- _- s
- border-right: 5px solid transparent;5 @1 w+ |, z$ x6 t9 T5 B
- border-top: 5px solid #2B222A;
* M- J" G( `4 a O' P, _1 L' R8 h, q - content: " ";
) u' A7 ~! e9 [9 I# n: f5 W5 F - font-size: 0;( V% {& j3 a- U% ]) {0 r* H
- line-height: 0;, M1 U H! S2 f1 v
- margin-left: -5px;
% w6 f, _8 [0 k4 ^ - width: 0;$ V6 s% u# Q$ d$ \9 v b
- }
9 b% i0 s! h A8 Q& T- g! P8 q. W - .tooltip-toggle::before, .tooltip-toggle::after {" ]7 k6 H1 E8 `5 H' t% s4 v- p
- color: #efefef;8 E8 R5 X* x2 }* i) @2 r
- font-family: monospace;
: N5 E4 F4 F% E+ b$ k, h6 k - font-size: 16px;- E) {3 P& l# W4 C& `5 V6 \/ C
- opacity: 0;
9 [' g, {- c1 R( m% x0 Z, C - pointer-events: none;
8 ?, s2 y d6 H. X( g/ \ - text-align: center;. N+ S0 M: w: f) K( X6 x
- }* J4 ?% @. T; ~
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! W/ `" N3 \2 u% G. M. A2 |, W
- opacity: 1;
) f0 P! d) f p+ \+ }( q+ \ - -webkit-transition: all 0.75s ease;
" a6 C, e8 o: T- G7 s0 i1 g1 g- x - transition: all 0.75s ease;
. r4 Q7 T" w) W" m% y" c - }
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">4 c, O2 z9 q7 d4 K5 F: f/ _
- <ul class="nav-items">
+ U/ B. k+ [1 c2 K - <!-- Navigation -->7 v$ u/ A% F/ E8 }, O7 Q7 l* Q* R! L, y
- <li class="nav-item"><a href="#">Home</a></li>. B- t4 |2 i% K) P! {
- <li class="nav-item"><a href="#">About</a></li>
9 a9 L, H% S# g( D0 a5 E# H - <li class="nav-item"><a href="#">Contact</a></li>
+ @: B' c$ [9 F+ l9 Z( A - <!-- Dropdown menu -->0 ?5 R* r* t% x1 h# F
- <li class="nav-item nav-item-dropdown">% D" Q# b, d) {, }1 m0 i) E
- <a class="dropdown-trigger" href="#">Settings</a>
% p& r+ e/ \1 h, X! I$ [" X - <ul class="dropdown-menu">
^$ X+ n. K: r0 P3 c: a - <li class="dropdown-menu-item">
5 m8 J; {1 @! E9 b- p/ B - <a href="#">Dropdown Item 1</a>! d! M$ k" }+ ~$ Q
- </li>! C* u$ e9 \) h
- <li class="dropdown-menu-item">
- {/ y4 [. z3 k2 [2 E- [; K' B( U% | - <a href="#">Dropdown Item 2</a>
4 `, i3 u4 c" }3 {# W4 P - </li>
* d+ U9 H# s7 f' _3 M; {& P - <li class="dropdown-menu-item">
: Q, b& k- i% K" {2 _5 | - <a href="#">Dropdown Item 3</a>, h7 F+ S: a- y% F# \
- </li># i2 G' _( l1 A
- </ul>, P( j" r: y+ _; F2 O' |( G
- </li>$ r) W2 ^4 o, j
- </ul>6 Z2 `& _# U h% T
- </div>
复制代码对应的CSS代码如下: - .nav-container {: d$ a! e+ o0 g9 Q
- background-color: #fff;
; q$ q0 L6 }- {, e. Q" Y - border-radius: 4px;9 ]+ k' C- C2 W: S1 x3 d6 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ F: B( G, E% d5 \5 V - padding: 1em;
5 I0 J7 `- _; s" `; S - border: 1px solid #eee;
V$ [2 B, H- M% [ - display: block;
0 P$ k, x# s" x8 ^ m- I8 \4 ^ - max-width: 400px;
C+ U( f4 Z2 J$ g. U: i - margin: 0 auto;9 m% Q/ o/ T8 @% W/ x
- text-align: center;& G5 f i' p! z$ [
- }5 w! }8 y, [% U2 _3 y
- ul,# Q1 T' _ P2 w4 G9 @" @- c$ M
- li {* Q) w# I. \; k1 U8 ]
- list-style: none;
2 F% N6 e! C } ? - -webkit-padding-start: 0;7 H6 C' e- z6 T% x8 d* q+ {3 E7 `6 o% D- g
- }* {+ s+ z9 V7 L, @. G& n3 G
- a {
0 M/ T* w8 y: a - text-decoration: none;
- B9 C2 L1 {; d* h1 O7 o3 n - color: #ED3E44;! [2 `- n, Y! C- W% ?
- }, L. A( R" S1 r8 y
- .nav-item {$ ^ H8 i$ E6 p) \
- padding: 1em;0 q- N ?# J: W
- display: inline;
# h$ B9 T. v" P, |9 u2 K$ ? - }
# {7 E8 s* ^* O% ?4 z - .nav-item-dropdown {: O6 D3 b1 U( n" h9 M/ s6 ?3 M
- position: relative;
5 t' K+ S% q$ h5 H: D - }
5 _! I; \, d! t# n- d- x - .nav-item-dropdown:hover > .dropdown-menu {. q }7 p/ Z7 o# ^
- display: block;3 T6 c. `9 E; Q0 o% O) D1 G1 M
- opacity: 1;9 k+ y& F3 j" W% i8 [
- }2 [2 h" R( I2 w+ G3 e* k5 v. p
- .dropdown-trigger {. |: A) ^# V3 J
- position: relative;
4 _. {* I7 f* X - }+ c! p- `, c" j0 h& Z
- .dropdown-trigger:focus + .dropdown-menu {6 N3 d/ \6 m1 K+ z9 m# e
- display: block;
+ }5 B0 N2 B) p, m* z# S, W/ { - opacity: 1;3 n: W8 n- q& w# i: P* y. @& p
- }+ ?4 e2 a) B3 m A' A3 V
- .dropdown-trigger::after {
+ a* t* {- ]/ E7 |& K6 } - content: "›";* n& X! `/ y% W' I" E6 u D
- position: absolute;
; z/ x- I" A4 p: Y% G; H - color: #ED3E44;) M0 _/ H# { b1 u! L2 B
- font-size: 24px;
# b- Z2 _ x1 R9 ~0 v# D - font-weight: bold;
; W3 ^3 v& e" ^4 _. f - -webkit-transform: rotate(90deg);3 }6 M( n3 J1 F) M" N1 a
- transform: rotate(90deg);4 v3 m9 t& C8 p& }! E9 L: w
- top: -5px;
* I0 w, d, z; o: o - right: -15px;
4 {( i0 o7 H: M$ H - }8 v/ x: ?7 |" H6 N) U* G
- .dropdown-menu {
6 V( V2 C) A( a6 _* |- w/ _) | - background-color: #ED3E44;
8 D% B6 m, E: [ - display: inline-block;8 j' W" p |0 `( N8 T
- text-align: right;
6 S3 s% [7 S8 U( N* B/ c ^ - position: absolute;
- C, t) J* i. @6 c: F, X( K) W - top: 2.5rem;
# x0 ~" i% c& ~ - right: -10px;6 a' C) S/ Q! b+ z( a$ B
- display: none;3 r. d* g" F+ a6 `- K3 j
- opacity: 0;; q4 x- W% V+ n1 G
- -webkit-transition: opacity 0.5s ease;3 r) n2 [; Y! o3 j6 _
- transition: opacity 0.5s ease;- Z9 U9 R8 r/ e
- width: 160px;
, C8 }/ ?# y! k - }0 x9 O6 @1 U/ @& r! W$ D6 J. m
- .dropdown-menu a {5 u1 a8 Q! C% @
- color: #fff;
0 X6 j* Q7 U8 b& j$ o. G p - }
! Z7 W8 r5 u' Z! b5 g& e1 s5 Q" z - .dropdown-menu-item {
( {) Q ^. V; {4 \) `$ H - cursor: pointer;& j8 D" x5 P8 ^1 |
- padding: 1em;! }$ L! X5 z, r
- text-align: center;
" y W8 B) }( n& X$ U/ r% I( z - }, G2 E5 R# s( u' h
- .dropdown-menu-item:hover {
" z5 g9 z7 E# G6 I, l2 {9 @! s - background-color: #eb272d;" D( ~4 B1 o; e% m: _* L
- }
复制代码
( B$ x5 t! A3 ^; A: ^+ W可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ O. ]8 X" m; I2 e& {; S4 {6 \ - <!-- Checkbox toggle -->
, t, Q2 k& z; e/ `5 S) D; d1 X+ { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' X0 s- k I2 D% G+ G9 E A3 } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 o$ y/ G* z3 C- Q: D* F* m! w. L - <!-- Content to toggle from www.mfbuluo.com-->9 M$ Q9 ^/ y, C
- <div role="toggle" class="toggle-content">
- O6 r0 F2 v+ u8 j9 g7 F - BA-NA-NA-NA!/ @9 p0 d, R& e7 B* f5 ?
- </div>$ _$ J8 I! e- U6 J2 P1 r1 X
- </div>
复制代码CSS代码内容如下: - .toggle {
! E# f) Y' m& @4 M% \' Y( a4 P9 `8 i - margin: 0 auto;
r% u& Z! [6 ^( W - max-width: 400px;5 m- z' g l' h3 {) S
- }
( S8 M& E3 Q% P6 M9 K/ j - .toggle-label { U9 y9 _6 A6 ^3 w" O, Y* w
- font-size: 16px;
4 z3 c+ N& D9 Q - background: #fff;3 }" I( F7 w7 M- I4 q
- padding: 1em;; X `3 l0 R9 j$ R r. j
- cursor: pointer;
( w/ }8 J4 c( S5 _9 V - display: block;
* Q8 ]+ {7 J' q8 v - margin: 0 auto 1em;
' O! P. y5 S+ h; c g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ w& _1 c3 X9 Z! i4 Q
- border-radius: 4px;
; x4 k' a, g$ I- A1 I% O - }
$ C) d9 M/ u# x) L, O N* g - .toggle-label:after {
" Y2 T. g9 n1 P: |0 M |% x5 v - color: #ED3E44;
, T9 o7 [4 m/ E" W- h" Q L& z - content: "+";
! W9 w8 i& x6 p$ q - float: right;
- v! _! ]0 J3 ` - font-weight: bold;
# s# f9 J8 j. |' m' a: w1 h1 ? - }$ A# H1 z% G! N v! e5 Y% W
- .toggle-content {% m* p: H7 m3 Z: p6 v
- color: #B0B3C2;: K2 x9 }! O, e+ ?9 \7 k
- font-family: monospace;
# u9 t7 Z [* B5 w- s: C - font-size: 16px;
. ]( L0 j: c) u a, R" Q3 E! I - margin-bottom: 1.5em;: i4 s0 Z/ G7 U6 l
- padding: 1em;' k: O; ~" J) _7 K9 W/ X
- }; |1 J( F6 H3 |
- .toggle-input {
$ \7 ]& e: z U, X9 o* [ - display: none;* Y$ y+ w* A- X# _
- }
. I3 I7 n) D5 a' y - .toggle-input:not(checked) ~ .toggle-content {' e2 |/ y3 g$ a0 L) Q- `2 f
- display: none;" n9 n+ g }+ `1 {
- }6 g& {( g e# [0 s6 d+ V
- .toggle-input:checked ~ .toggle-content {
% Z ~4 i4 y, Q5 L( o; r - display: block;
B3 {$ f" v/ r - }
- @8 O$ L/ b w& k6 @( j1 U0 S) t - .toggle-input:checked ~ .toggle-label:after {
; P( M& Z2 o5 _+ y# L - content: "-";
5 l- b8 ^& D; \! F! Q! f0 J) } - }
复制代码 & A3 }( o1 C# M6 Y9 s
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4 ]" b/ j b$ h4 j) G& @4 a; Z" ?# e* `/ L5 I, M) s
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