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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!">: L( E) K( A) E3 X( x6 b
- Label for your tooltip
: n/ {! H: N8 V, N; o - </span>
复制代码CSS代码: - .tooltip-toggle {
1 b& U6 Y' H+ W5 m: z) M - cursor: pointer;
3 H/ a- ^" Q+ v# s- r4 \3 e, G - position: relative;6 |# R! L3 a" ]$ d7 }* c: e
- }
$ a6 r7 l; r$ K2 d, p! v+ g6 Y - .tooltip-toggle svg {" g; c. J$ u2 _8 L3 H1 D4 Z
- height: 18px;
' @! P7 R6 x( p+ F8 M - width: 18px;- N2 z& l6 M c
- padding-right: 0.5rem;/ v3 L' F3 m/ ^' m. \: l
- }8 A' J/ V% a6 l- b& k# S
- .tooltip-toggle::before {
! j2 ] z- C( z! ?5 g - position: absolute;
2 S/ }3 Z% s, |: j$ V+ R- y - top: -80px;% ?, W- I0 ?/ q1 R6 l
- left: -80px;$ O l! q) _1 O& Y. J
- background-color: #2B222A;5 P8 I( ?4 c: A& y: u* z% k+ b
- border-radius: 5px;8 W* c& C; o j! y* u+ w( B4 f# `0 X
- color: #fff;
7 Q. q4 @8 l( \, {) `7 J - content: attr(data-tooltip);) k! e& R6 Q3 _) H5 G, {
- padding: 1rem;
/ s$ j3 o% g1 K* o0 J9 t# V - text-transform: none;
, D0 D; H3 Q: _ c, C, }1 z& x - -webkit-transition: all 0.5s ease;4 v9 L7 w" o$ z3 ` E$ m
- transition: all 0.5s ease;5 _9 h: x) ~- r c: r4 s! W
- width: 160px;1 F" w; l- K" V4 Y1 M) @1 H
- }
: |) A$ _1 d( w1 e; G+ p$ r3 Q - .tooltip-toggle::after {
, |" f% R9 `* t( M" z7 L - position: absolute;1 v9 a9 k/ w& r, A
- top: -12px;
. H7 ^# B A& F R; P - left: 9px;' C& S/ r- J. v
- border-left: 5px solid transparent;
0 A! I' [# w/ B3 |: A5 g) G - border-right: 5px solid transparent;1 Y( |/ y4 B4 ~2 g8 a2 b+ ^
- border-top: 5px solid #2B222A;+ O( I q9 ~) Z9 W- u$ }
- content: " ";8 J* i% w' G% Y. E- r
- font-size: 0;
" i( C* g7 |0 U5 N - line-height: 0;
6 _0 F- L2 t# i. \: k - margin-left: -5px;7 v7 @' T4 N1 L: ~
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
1 k G, Q. }: l8 x; c - color: #efefef;
# L9 W9 `. W3 @% T) R! s - font-family: monospace;
" T+ k0 |, g6 ^! @ - font-size: 16px;
2 k2 \/ N/ c5 R4 h1 b+ M" [ - opacity: 0;; M$ ?( U( V$ A2 m/ w0 f3 [3 e: V
- pointer-events: none;0 }1 j) `, T( h/ n4 C8 }
- text-align: center;; x5 S% c% p# |4 E+ ]8 e
- }
5 z' C( e& }. A3 d8 c L: P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' r# r: w3 L' w2 U - opacity: 1;
. M1 A" J' ?$ P, g/ Z - -webkit-transition: all 0.75s ease;
. k% p! ?7 U/ V, I5 T - transition: all 0.75s ease;
3 e7 M( m3 I1 G5 D U - }
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">
5 s, |6 f6 \6 s( W# V - <ul class="nav-items">
1 U( J) V" P2 y4 P& e% u, V - <!-- Navigation -->3 @7 j4 w0 Q2 `7 m% M* e, C$ Z
- <li class="nav-item"><a href="#">Home</a></li># `. k0 r- e" R" F* O
- <li class="nav-item"><a href="#">About</a></li>, V9 j6 l9 P) V& ~& g* z, ]* ~
- <li class="nav-item"><a href="#">Contact</a></li>5 `* d5 j% ^3 Y$ [2 t. C
- <!-- Dropdown menu -->
. P. W+ [9 z1 g0 W& t5 f, C' v - <li class="nav-item nav-item-dropdown">6 N' j4 Q+ r0 d* C2 V, g$ C
- <a class="dropdown-trigger" href="#">Settings</a>. a. n% M* x& o! P/ j) E7 b
- <ul class="dropdown-menu">1 n ^6 g9 G8 S* {6 B, y/ V
- <li class="dropdown-menu-item">+ M2 R2 ~% F! C3 o
- <a href="#">Dropdown Item 1</a> Z/ z* o# t+ V( O$ e# H {
- </li>) R% h7 a9 H' \7 g8 m4 f3 f# u/ f$ ?0 s
- <li class="dropdown-menu-item">
0 ]6 n3 B" |) g - <a href="#">Dropdown Item 2</a>
1 F: S+ ?% c% D - </li>
! d# m. o. A% F$ ] Z' P% e - <li class="dropdown-menu-item">7 m; z( p$ I# l: E
- <a href="#">Dropdown Item 3</a>
1 C6 a% l. O( F* n# b - </li>
4 q; G% S; I( l, y" u+ ^ - </ul>
, m4 k4 g# Y! o- j6 n; [) D - </li> U7 B- t8 W# n9 B
- </ul>
' y% ^3 f; O& x6 [0 {3 e - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 Z1 Q3 g7 @) U$ L - background-color: #fff;, ^' Q! t m+ b# _: C2 b
- border-radius: 4px;, j1 t4 \ U2 M7 i( ?2 Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 o8 U4 r N _' Y - padding: 1em;' v# a4 R% j0 u) T' N9 K. u" Z
- border: 1px solid #eee;" M$ o* h$ @ U6 B9 I" `( t1 m$ S
- display: block;
0 p" M; g |+ F! X- R - max-width: 400px;
0 B) R/ K& x4 i. K+ z. T - margin: 0 auto;
0 M9 I* W o- f1 { - text-align: center;
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- ul,
% j9 h6 X/ ~0 u5 g - li {
% k7 x; n5 |" I& R% j) { - list-style: none;7 u4 l) q2 u* R* ~* F/ P4 U
- -webkit-padding-start: 0;; a! Z, t+ E9 [- Z
- }
* L7 w1 z$ a* [2 I - a {
" K) u: h; I* Z, X' z - text-decoration: none;7 M9 s+ s% |* g5 I7 U
- color: #ED3E44;. B3 ]" B; ]6 W6 p
- }' d7 G7 r6 U) e7 i5 A: `1 K+ }
- .nav-item {5 h" h& |0 U0 A& \0 G0 H
- padding: 1em;
/ E7 A: n, \+ b/ | - display: inline;
5 ?9 Y! f+ D( h; g: t$ J8 U1 M - }! n7 \! p, \4 Y( e2 [/ t ]
- .nav-item-dropdown {+ \/ f1 {5 b9 I) P% i& Q
- position: relative;
: i7 Z9 u! C* S& C - }
* a. h4 H& O7 Q- { - .nav-item-dropdown:hover > .dropdown-menu {$ \& R. [. E" }2 a/ U
- display: block;
; f6 D$ G- z7 P( v - opacity: 1;4 x. x! T9 L4 j4 P/ d: O& M
- }1 n" e+ X1 j' b
- .dropdown-trigger {
( S' ?% J& n$ p8 \& d2 y# I: a" r3 W. ~ - position: relative;
1 N' Q2 v- ~9 E% R# c$ r8 b - }# [( |* Y0 I+ W1 i
- .dropdown-trigger:focus + .dropdown-menu {) ?8 w6 h- w" V
- display: block;' o1 ]$ M$ d: e' W! d1 e2 t. [! b9 a" n
- opacity: 1;1 Y4 h( Y2 Y. ^# t0 P: M
- }
3 d6 X6 Y8 ^; Q0 V' w! }4 O3 `8 N - .dropdown-trigger::after {' q- T+ M8 x) T6 q4 O
- content: "›";5 _. Z& n6 U: \ x( e
- position: absolute;
9 n) P ^* \$ n( W z( S7 x. t - color: #ED3E44;7 r# m1 }9 x c" \
- font-size: 24px;
1 e4 T; V' p* f3 ~( k4 G5 O - font-weight: bold;
2 d$ _- M4 {# S( T! H: { - -webkit-transform: rotate(90deg);
% _+ W0 v2 k) l# B8 J& f - transform: rotate(90deg);
9 V7 w, E! Z) _' I! } - top: -5px;4 e, e2 l: F2 X
- right: -15px;
, B# j0 h1 ?6 `0 O$ |6 H - }
; F/ Y( Z5 D$ f8 a6 t, R - .dropdown-menu {
4 d1 }+ r6 c6 @+ u9 {2 `: Y5 S - background-color: #ED3E44;- E' H% {6 H' C9 H" [
- display: inline-block;+ U1 V6 @: j8 O! q
- text-align: right;! j+ a6 O+ w0 j5 d" v
- position: absolute;
8 z; `5 Q6 R7 D/ A1 e+ m - top: 2.5rem;
% u6 M# \( c- @# \) e- ~- U# v - right: -10px;" |! R$ B; e6 Q; C9 [- t' d4 F; R
- display: none;
7 G3 M, M& P' s n7 _0 v: Z+ v# m7 L - opacity: 0;
, ]+ x5 ~; D; O! X" @* H - -webkit-transition: opacity 0.5s ease;, q) m! v7 U2 a' k
- transition: opacity 0.5s ease;3 c7 P* P6 V- z j8 f7 i) i
- width: 160px;/ p8 I9 A. F& ?/ z5 p8 \ u2 I
- }5 i7 o1 {0 r& ~1 X
- .dropdown-menu a {
( G" E' j* a$ j# Y% p - color: #fff;; j1 x( @$ ^$ h5 L4 e
- }
- Q, q) {2 B% N8 ~$ M3 z4 ]- }! O - .dropdown-menu-item {
! G. z) B0 v% ]9 R+ L - cursor: pointer;0 t" i- [$ W3 y4 X* Y! v* k, m
- padding: 1em;
$ U, G& Y, V+ x - text-align: center;
% k4 w" v9 U: p/ e$ _3 {* \ - }3 i3 T0 \, h3 R+ P
- .dropdown-menu-item:hover {
! J- r: N2 Y+ |! u - background-color: #eb272d;
% c! o2 d; m G# N - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 T6 X* B5 E% k+ E- b2 v7 P
- <!-- Checkbox toggle -->
/ A6 d: c! @4 {$ U - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; p, I+ g, O5 q( P: {0 L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 A% T4 ], d/ d2 y, G1 x3 ^9 ?) | - <!-- Content to toggle from www.mfbuluo.com-->4 ~8 Z8 q9 O: q
- <div role="toggle" class="toggle-content"> \+ S( ~) d0 b" q7 G9 v: }0 S5 K
- BA-NA-NA-NA!$ O5 y! F3 V1 q- C/ c; i# g
- </div>/ D8 _) Q8 [ `, r' p% X+ c
- </div>
复制代码CSS代码内容如下: - .toggle {/ P' ~6 C, G9 I: X! h4 M4 x3 V
- margin: 0 auto;; T- M2 E* o6 h+ r: b% z- G
- max-width: 400px;
. B, o8 u0 _/ o4 T( K3 Q# F/ y8 n - }
+ ^3 W3 \% [4 ?3 ?. v8 G' k - .toggle-label {
' ~6 w$ A4 N& {* L - font-size: 16px;9 m) a4 K4 T1 Y; ]$ m0 o' N" Q
- background: #fff;8 q; i7 f) ?) X4 ?0 c- |. j& v
- padding: 1em;
$ \* v+ d* c8 Y0 r7 m% \ - cursor: pointer;
% M1 Y& T7 h6 X+ G1 \ - display: block;
; S8 z: C4 k- l - margin: 0 auto 1em;
. v a( W1 g6 H, r1 _" r' y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& A* E" V: V+ n* J0 P - border-radius: 4px;
" E8 t& N5 |0 ~ o7 T' m - } q( X0 p4 j( B- @$ K; n
- .toggle-label:after {) f7 g; R* A4 P, e& |& e% v5 i X
- color: #ED3E44;
M2 l( g& B2 n, Q/ c - content: "+";6 S8 M1 Q) g; P, s4 H
- float: right;; [: E$ w7 z% y
- font-weight: bold;5 u2 L5 Y/ Z1 Q7 X" M7 U/ D
- }* `% R5 V) M& ~. ~# O5 W- l1 z
- .toggle-content {
" L' [/ W b% Q" J) M+ k; o - color: #B0B3C2;1 ^8 G! t# H/ y% b
- font-family: monospace;
1 H" C6 R' }; T - font-size: 16px;/ u( O: B% T& W2 V# B
- margin-bottom: 1.5em;7 }7 F: @% z- k/ X& e
- padding: 1em;. x' T5 s: g% F, B
- }
; }) u7 b; s/ E - .toggle-input {
6 a, S7 Z& I# A* U2 r - display: none;
0 }1 _1 A$ C( b* G/ s* P - }6 V6 D) ~& n: W) [$ M- ?1 a
- .toggle-input:not(checked) ~ .toggle-content { Q8 ^9 `; w+ o
- display: none;
/ q2 B7 ~. U4 n! J - }4 c0 o9 x# p7 Q' G+ w
- .toggle-input:checked ~ .toggle-content {
# U7 f! I6 ^$ _) X0 t% Z - display: block;) }- h9 q7 W+ T+ ]# `# S9 A
- }
$ b1 E" |. ^ d7 f% u - .toggle-input:checked ~ .toggle-label:after {
/ ?4 t: e& T a' s' r' U - content: "-";6 K- ]8 F5 H3 d) `
- }
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