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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!">! [ O/ ~% H- o6 ^; |2 M6 c
- Label for your tooltip# T% L0 Z; C: m$ o
- </span>
复制代码CSS代码: - .tooltip-toggle { }) P3 C3 |: W- G" c
- cursor: pointer;* u, ^: z* Y m/ L/ x, ]
- position: relative;
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- .tooltip-toggle svg {
1 Q" L! S6 ?! l9 g4 G - height: 18px;9 n7 G8 Q9 \! u- D1 ~$ p T: u& H
- width: 18px;
* A/ o! P1 K1 Z( I( E( N9 q - padding-right: 0.5rem;/ z+ [( _* m6 b5 e' E$ F
- }
, i6 s/ {5 k4 E1 b% r. j! ^$ c0 j - .tooltip-toggle::before {
. j% U5 R$ o+ X% a# K& {/ ]% @" X - position: absolute;$ `2 I# f W$ w5 R
- top: -80px;
0 l+ s; g C: L/ Y3 Z h - left: -80px;, U# x! |' F- j0 e4 w& D5 r5 Z( t
- background-color: #2B222A;
: V$ \9 Y) A0 l* k, H. f0 b. s0 \# W - border-radius: 5px;
. ^, ~: G1 q3 B" p4 A+ b - color: #fff;
0 [1 J, Y8 q# H9 u& q0 @ - content: attr(data-tooltip);
& Z; i6 ?# \- k) K5 _1 P8 { - padding: 1rem;+ g1 v1 R: s$ \, O0 A+ r* k) v+ H
- text-transform: none;
& H# {( ?$ h, O - -webkit-transition: all 0.5s ease;
2 z3 K3 _) g* y8 z5 p$ r/ f0 J - transition: all 0.5s ease;
1 ?+ O$ A( x7 g _/ q6 b0 d - width: 160px;
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- .tooltip-toggle::after {% j) h9 S& Y5 l
- position: absolute;
9 ?- {5 p! F3 a) |" N8 j) t8 l9 K - top: -12px;6 e$ u: N& T. N2 ~4 i' o
- left: 9px;% c5 Q& N" y" o# R4 c4 w5 H& \$ {
- border-left: 5px solid transparent;
0 n$ P: G7 p( K, ?: K: C1 w" \( ~ - border-right: 5px solid transparent;4 J1 v% P0 s6 G9 i |1 O: ^) t q. h
- border-top: 5px solid #2B222A;. N5 S6 v l+ C; A" z: J, t
- content: " ";6 R& h4 h9 |# K+ d h2 A2 x
- font-size: 0;& o( \3 l% H% Z! `3 w" u- l
- line-height: 0;' e+ F, [! h+ g' g* s
- margin-left: -5px; u. |3 e- u: k7 v. z0 P3 Q
- width: 0;
& f3 @! F6 }6 J+ T U% k2 } - }
- X s4 h! `+ m6 t1 N: X; e - .tooltip-toggle::before, .tooltip-toggle::after {
6 T% [; H b$ l, N( E' O1 J - color: #efefef;
7 b; l3 m, b9 A4 ~# h4 d - font-family: monospace;
4 `- J* ?+ A# _% d: e" J - font-size: 16px;
( e i" R1 |+ ?0 v - opacity: 0;$ v$ N# m# G. ]2 P$ M+ E+ j* X+ l2 K. D
- pointer-events: none;
( G0 @. U V5 M2 Y! Y3 J - text-align: center;1 Q# f H$ Q' h" y7 b) V
- }
2 F) j. g, _- c! N, t& y- f' g; L q - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 C' H4 t9 I6 _; i+ J
- opacity: 1;2 T' [8 f9 o* @0 p9 ]$ e
- -webkit-transition: all 0.75s ease;6 Y$ P6 _" i) B& h" s, Z
- transition: all 0.75s ease;0 h, }' |3 L! r4 u3 d+ c" L$ J
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
f5 [! \8 Q; W, x" I0 \. v V - <ul class="nav-items">
: N6 e+ _% B- h3 o; K5 d- v! t - <!-- Navigation -->
! Z2 W+ e1 M( C5 [9 j. X - <li class="nav-item"><a href="#">Home</a></li>
( T- H9 o1 Q6 R' C) Q - <li class="nav-item"><a href="#">About</a></li>/ H5 @4 f, I# |/ O" T# b
- <li class="nav-item"><a href="#">Contact</a></li>8 \) J+ [) D2 u& \2 W* W
- <!-- Dropdown menu -->8 I6 i9 ?: g' M8 m6 G8 [( {
- <li class="nav-item nav-item-dropdown">7 R5 ?' W2 w7 I% c6 F5 D/ S/ ]% K
- <a class="dropdown-trigger" href="#">Settings</a>1 u% u+ D5 ]& T- [( B1 n7 r7 U
- <ul class="dropdown-menu">4 S3 {6 C R$ T, J* @, c
- <li class="dropdown-menu-item"> i; c3 y7 e: l% a, L$ M, f! E/ n
- <a href="#">Dropdown Item 1</a>+ Q2 r, X9 i( a0 x5 [' l+ L5 X# t
- </li>! C6 H9 b; z# w7 }5 k }
- <li class="dropdown-menu-item">
8 `3 o4 `: @* `3 p# C - <a href="#">Dropdown Item 2</a>/ _; b/ {; Q1 _( q) c) R/ Q S
- </li>
4 G& Q2 W, s1 w( {$ E7 t% V$ D - <li class="dropdown-menu-item">. k% ^- M7 A; v1 F! K
- <a href="#">Dropdown Item 3</a>! P0 T+ D/ ~/ y5 ]8 c, J& n
- </li>, q s) R9 u. J% d
- </ul>
1 P0 \" K5 x, ~- J, ?( P; d6 b - </li>, b. |( N% c8 s/ a/ _/ q% `
- </ul>
$ R0 E( y& L/ L' W% z- D - </div>
复制代码对应的CSS代码如下: - .nav-container {
! }, ]2 H/ s+ J - background-color: #fff;
6 q3 R7 g: T' C* a1 M - border-radius: 4px;* R: V/ F, b/ _' b/ ^7 t( U6 ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' `/ A- k6 p+ M. @/ @. g* [7 r
- padding: 1em;
' G7 r- b) O5 P$ ]5 x* D+ Y2 c: c - border: 1px solid #eee;
! S* v) i& Q/ C2 Z, k* ?/ O - display: block;+ T' i) s0 e! T" Q
- max-width: 400px;8 I+ k" h, u" i
- margin: 0 auto;
% I' H" n* K! ?% d( I - text-align: center;' A" l' E7 z' `" F* E2 ^+ |) B
- }
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- li {+ A5 D# ?. o; }( U+ _
- list-style: none;
# A5 T) k7 L7 d - -webkit-padding-start: 0;5 e+ W+ c' _/ X: t! E' |* v
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- a {- h; H' v S2 ]( i
- text-decoration: none;4 `* U* x* s K9 X0 J- [& K
- color: #ED3E44;( Y$ O2 N$ l' ^6 y* c
- }
; {% G6 Y) {+ q8 I D1 Q - .nav-item {9 k1 ]5 @7 g2 H- {% [/ B$ b: y
- padding: 1em;3 K( ~. ~! J7 H8 k+ T, ^/ A* x0 e
- display: inline;; N) v' K+ |, x) k8 d
- }
1 v0 O# S- y9 S$ |7 u: g/ U - .nav-item-dropdown {
& v6 M) T, D& e( f0 k - position: relative;( [$ f7 l7 i) s1 S, f, u" L6 N
- }, d# d3 N% `$ l+ t
- .nav-item-dropdown:hover > .dropdown-menu {8 f3 G5 T# M$ A) Y" F
- display: block;
+ a& A5 d: J- u6 T8 J - opacity: 1;
, Z! F/ c- f7 c2 B' p% c! N+ P - }
( w1 x! P% q, k6 }+ e - .dropdown-trigger {
+ I( }1 j: j4 I. l6 y/ Q `! k - position: relative;9 @* T7 f2 _& L; a
- }, Z8 P( i# ~8 h' l
- .dropdown-trigger:focus + .dropdown-menu {
+ A5 [( B2 I! ^. F1 J1 u% v - display: block;5 W6 d; Y. E1 R! j8 B
- opacity: 1;- Y5 r7 x& O9 H) k
- }
& C- M- a0 E9 X' b, E - .dropdown-trigger::after {9 j/ L1 \' y- k* h
- content: "›";5 V& B U b3 ^! A# D9 r6 n% X5 M( O( n; h
- position: absolute;+ x1 i) \$ A9 e) r4 n
- color: #ED3E44;
% `- l% d: J: A, M: i - font-size: 24px;
( C, O% O& }$ J) J0 ?: h - font-weight: bold;
5 ^+ I5 i- C ?# v - -webkit-transform: rotate(90deg);
) c2 H8 Y- a- t2 M: X - transform: rotate(90deg);
( Y, W3 x: I9 a% \1 N - top: -5px;
5 _6 ^/ n' } j) t - right: -15px;
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- .dropdown-menu {
7 B7 H# K1 {7 m - background-color: #ED3E44;* r: C% j4 h! w1 I6 k0 \
- display: inline-block;5 I* I1 {8 Q) j& v3 s0 d8 K& _
- text-align: right;- N( @9 v- J1 g( K
- position: absolute;
7 n6 M! W A5 T) } - top: 2.5rem;
, m( Z k; V) T - right: -10px;% b1 o" X# g4 d4 A
- display: none;
0 {$ ~& x# E! ^7 K) Q - opacity: 0;
f: q! p$ C7 S# z* [ - -webkit-transition: opacity 0.5s ease;
+ n+ A5 ?8 T+ e - transition: opacity 0.5s ease;( n: K) @) F' ~, n
- width: 160px;7 L3 a- m( G" h+ a9 C
- }- \! p3 `) s% t( _1 y: y
- .dropdown-menu a {- @% O3 O: |% u
- color: #fff;
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- .dropdown-menu-item {
. [1 f# r3 F0 K2 }2 q - cursor: pointer;4 A2 t- T+ L& ~# q. `
- padding: 1em;. v* |" ?; f9 u) H# N0 i
- text-align: center;
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- .dropdown-menu-item:hover {
+ u: x! m& Q( F2 U. [2 O6 I. [ - background-color: #eb272d;
$ x( `3 M2 ~1 F3 u; I* y! a - }
复制代码 - W. ]" ^6 j4 B$ p
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- ~4 U# N' F2 ]/ }4 r8 q
- <!-- Checkbox toggle -->
* f0 g: P# I& I. _ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% u! s7 O$ h% n- x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> q n- `: E0 {2 _7 b
- <!-- Content to toggle from www.mfbuluo.com-->
9 s3 K1 d7 ^$ ^( ~& J - <div role="toggle" class="toggle-content">. C# ?3 g% W7 D/ @
- BA-NA-NA-NA!
0 ^! s2 r H5 O9 e - </div>& b& O6 E$ q# G1 L2 o
- </div>
复制代码CSS代码内容如下: - .toggle {5 t2 T' F7 D. Y8 L' ~ A& e* U
- margin: 0 auto;
. @/ B5 b: H, {! n, \' f7 f - max-width: 400px;
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- .toggle-label {6 |, Z8 c6 _; Z K2 c
- font-size: 16px;, w5 q$ R# ?/ W. y! J
- background: #fff;( [$ K! X, o8 p( U) F) `
- padding: 1em;
) ]3 E- E; g' ^ - cursor: pointer;
3 Z- }5 ?5 _( e7 i" S+ W - display: block;
3 y6 X% E! ~7 C% {: _5 Q7 Y" g/ k2 a - margin: 0 auto 1em;
' z' g/ k5 r$ W+ L5 g! ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 V0 g5 S1 g& z G: q" q
- border-radius: 4px;$ ^1 t( f% k$ J' h
- }4 D8 `9 O j/ j8 r$ b
- .toggle-label:after {
" k: Y+ m3 \& v1 u$ R( W - color: #ED3E44;' K# _7 x) i/ a$ h0 z
- content: "+";3 b( e$ L, B B$ Z! L
- float: right;
! E7 A: N! v# ` - font-weight: bold;
- ?1 ~! P$ w% f7 j - }! W. F2 v& I9 D( P) h9 R6 l$ A) C/ U
- .toggle-content {
- H- I. d- }3 E- W - color: #B0B3C2;
: k& I% H) F2 C - font-family: monospace;
a# h! p8 N' y - font-size: 16px;
% b' d+ j& C) ~) A2 A- I - margin-bottom: 1.5em;8 T4 l' B# G6 W! S7 f5 U, _
- padding: 1em;# H- Z( Q, z9 w. E _+ }; k
- }
" ~ n+ M- `6 E! I3 b% v - .toggle-input {
* I! h5 Q) j3 o - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {3 ]5 O! j3 M% R- R
- display: none;
" y" G* V7 A& U- X$ x - }
9 Y; ?$ w( Z* w7 _ - .toggle-input:checked ~ .toggle-content {) |$ m6 j2 A+ _" a* v
- display: block;8 {2 c# @7 H, P5 B0 K! Z
- }
, ]0 p) k: S. {1 H+ t) o, v/ y; Y( b5 x - .toggle-input:checked ~ .toggle-label:after {
4 h/ p: G( C9 b( P- _ - content: "-";! a/ C; b" _. `+ r( p+ Y Y
- }
复制代码
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