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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!">& i# N# g$ a( |1 `: C
- Label for your tooltip' u2 T7 d9 o# u, | o
- </span>
复制代码CSS代码: - .tooltip-toggle {* S8 i) \+ ]! h4 d" I
- cursor: pointer;
0 K( ~4 Z H# c h - position: relative;; m6 B9 p9 @3 \6 K
- }
: L( D- V. F# C, ^+ G - .tooltip-toggle svg {2 w' W* t+ H) l& k9 l5 v3 v* [/ o
- height: 18px;! ?# n5 H1 i% f+ B B
- width: 18px;! v: V5 z5 v' u6 H3 n
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
* l# h8 K" [) y4 ?1 e - position: absolute;
" i% K0 m/ Q8 _3 q - top: -80px;9 S6 o1 f& [- g3 e) P3 \- f* Q# [
- left: -80px; P" A7 r. s6 }* R/ B2 ?
- background-color: #2B222A;
/ h% F. L& ?* D4 j - border-radius: 5px;
, I3 h: M# I6 X# u) [ u - color: #fff;
! X8 ]! d& [8 Z* g( s - content: attr(data-tooltip);
* Y3 m k, R/ e0 l/ h) d* d0 { - padding: 1rem;
+ E' E2 {7 Z5 k3 S4 p. U - text-transform: none;
3 ^; j% A9 n8 X" ?' ` - -webkit-transition: all 0.5s ease;
9 {* l5 w$ @3 u+ ^7 H3 _. K - transition: all 0.5s ease;& ^! Y" z* F, }. K) Y
- width: 160px;
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- .tooltip-toggle::after {
2 y# ? u% y; L t( H8 l - position: absolute;% C# |" B# Y, N
- top: -12px;/ _7 |, s1 E9 @: ~2 A
- left: 9px;
) \. P2 E& c3 Y - border-left: 5px solid transparent;6 ~* s" w* ^6 V7 K4 _
- border-right: 5px solid transparent;7 T6 D+ R$ v3 M# Y0 e2 Y3 c
- border-top: 5px solid #2B222A;1 U$ o+ u- c3 n8 o
- content: " ";* x2 W. i3 X$ d( M# J
- font-size: 0;
" [ F, \8 O4 w7 F3 |- {' n# e+ _ - line-height: 0;3 r8 Q/ l! P5 a; y* m( i+ ?4 Y6 { w# f
- margin-left: -5px;! D+ m0 H6 G. B- L& n
- width: 0;
$ G! @$ a* M: p - }
5 A5 G! N+ s. z* e$ z - .tooltip-toggle::before, .tooltip-toggle::after {
L4 T4 z4 B+ V2 R. [ - color: #efefef;0 l+ J+ w& a9 B% k6 L Z
- font-family: monospace;' Y. `, z8 o' x
- font-size: 16px;
4 J" z- D/ S8 S) h9 z* m - opacity: 0;5 U* K! d4 Q1 }; F4 }0 j1 G
- pointer-events: none;
3 v* U* q( q: p - text-align: center;
/ d6 J6 R3 i; O! d& S - }
/ j) F( `: E/ \+ j3 r/ b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( x" T/ H6 \' k8 Z1 K' e - opacity: 1;
5 j( Q, u! [8 u) ? - -webkit-transition: all 0.75s ease;
+ t0 Z- g8 n! V3 [ - transition: all 0.75s ease;
# j0 H4 A7 r% Q3 |1 S - }
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">8 v0 r# K- j. k( Q# ?
- <ul class="nav-items">; i i/ x7 {% p0 L7 R
- <!-- Navigation -->
$ P0 s% {, S' v5 n' A9 ?2 _; Z$ h - <li class="nav-item"><a href="#">Home</a></li>% q2 I+ c8 p3 @" a
- <li class="nav-item"><a href="#">About</a></li>
, w- p* H; C: t% y- K4 |6 J- B. a - <li class="nav-item"><a href="#">Contact</a></li>+ M6 |' ?: P, D
- <!-- Dropdown menu -->
0 N3 z4 N( c. Q; m, P# t - <li class="nav-item nav-item-dropdown">
' i$ f$ `9 E0 h" ?' o& W - <a class="dropdown-trigger" href="#">Settings</a>9 J) w; M+ b" }. }
- <ul class="dropdown-menu">, I0 Y4 q$ C. \8 [* W
- <li class="dropdown-menu-item">
- }3 m" N5 n4 \ P8 e7 {8 ? t - <a href="#">Dropdown Item 1</a>0 L$ {! T4 P+ D' f6 y: A
- </li>
4 @! X# B+ Q1 v# k - <li class="dropdown-menu-item">3 k0 v+ X% P6 m, U- U
- <a href="#">Dropdown Item 2</a>+ z: V4 c& O' ]
- </li>
# v2 y' I4 \5 U9 i3 t5 a - <li class="dropdown-menu-item">
( I. Q& x2 T# @7 \' h - <a href="#">Dropdown Item 3</a>: F' C2 M& {! K5 n# Q
- </li>
! N0 P$ u9 S7 o+ w) `! Y- h - </ul>
; o" a: r0 q) `2 f& L' [2 u - </li>
* `3 u- X0 ^! P - </ul>
1 W; a# _4 ~8 Y& O) i+ ~ - </div>
复制代码对应的CSS代码如下: - .nav-container { s3 l# P3 m$ s6 l
- background-color: #fff;6 _, o% L) g7 T9 x* w5 F" c' E2 ?
- border-radius: 4px;5 |) V! a' t& n( p. ~( t/ T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 F ~( A f/ n - padding: 1em;
2 o& i4 A( @8 ^# ^ - border: 1px solid #eee;
$ k, f; u v) R1 z" L - display: block;
$ \8 `' d) N* w) Y' K' J - max-width: 400px;% X. f: i7 S* x0 s& q
- margin: 0 auto;
# U9 m9 h l7 i* H. P7 ^ - text-align: center;2 h, g0 l6 |9 }
- }
5 j9 p# K7 _+ D" D - ul,
5 O- }. F V: | - li {
( y7 r8 U P2 M9 ^/ o) r8 N - list-style: none;
2 P% r* n9 g7 o! ?6 I - -webkit-padding-start: 0;
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- a {
+ m |% r1 b" S' y6 [# P9 U8 j - text-decoration: none;( Z0 e: ~! W Q0 n9 W
- color: #ED3E44;
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- .nav-item {
% N4 Z% g9 r; I L - padding: 1em;
9 y% X2 s& l: C- Q - display: inline;. l8 |: W0 z Y* m; j
- }
6 d& b! F4 u8 k2 Y/ u: ] - .nav-item-dropdown {) h# N$ m7 Y5 z* p! L- Q
- position: relative;
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2 v) N5 W( y8 h' ]0 K9 J - .nav-item-dropdown:hover > .dropdown-menu {; b( w4 a$ y/ [9 t; s, S, s2 H
- display: block;
" f$ l1 H4 W0 p1 a$ \) q - opacity: 1;2 Y0 _ {( c* d7 N
- }
0 s+ d0 H5 a/ _6 l - .dropdown-trigger {. @4 S- e4 `2 J' M, |& r X
- position: relative;* F, v# |* ~# Q
- }, Q* y8 n0 ^( ~! \
- .dropdown-trigger:focus + .dropdown-menu {
e7 |" C9 [2 d. }* z - display: block;2 S' m( I, q' c3 F- Y$ I
- opacity: 1;
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- .dropdown-trigger::after {
2 P: J% B1 p, I/ w - content: "›";
( ^" W2 p% L, o6 {4 q: d4 d7 N% ^ - position: absolute;
: c1 U4 `9 { |- K+ t - color: #ED3E44;# F, \" {1 Z: Q2 T. Q1 F
- font-size: 24px;' r1 S2 s5 f9 I- }( f0 S4 M1 e
- font-weight: bold; |' @4 R) ?8 {& l
- -webkit-transform: rotate(90deg);* U) W! A! r' A. \' O; K5 i
- transform: rotate(90deg);- s/ ^$ U, D- x
- top: -5px;* y* U. l7 _! j D, T' O! } U- l
- right: -15px;1 B6 |, ~+ D0 m' N) O( J
- }% }& N, t5 t6 {: M7 }5 w
- .dropdown-menu {8 ^3 o7 ^( T g, S1 f) j* S
- background-color: #ED3E44;6 S: a7 a {* n5 |. v/ ]) S
- display: inline-block;1 |. u! b, j+ Q5 O M; i F4 F. {
- text-align: right;
, z9 R; j& j9 w9 c0 F) U$ |) V: h( Q - position: absolute;1 R$ ]6 _, s" q% ]& T% K6 Z8 W
- top: 2.5rem;! C9 ?' F9 t+ U( H! a
- right: -10px;, S/ P: @/ A5 v: c! \. L7 `* b
- display: none;( f W$ E- Z3 m; j5 j3 A
- opacity: 0;) a r- q9 f0 }; r. G7 e% q
- -webkit-transition: opacity 0.5s ease;
: S J" ]7 h+ S1 e0 L. z, K - transition: opacity 0.5s ease;
. e3 D: r+ b' r4 M - width: 160px;
- Q+ y, G/ b' d4 ]6 V% h5 a - }* O0 |) e; g/ F0 t+ r5 c
- .dropdown-menu a {
' W6 C$ e8 G- [6 J - color: #fff;
) u' q/ B3 h# L A - }
" S& a; y d% E1 s, |* T! v - .dropdown-menu-item {
& b, [1 D' S8 z; l$ Z - cursor: pointer;
- j/ v8 K' y6 m+ P1 `7 h- M - padding: 1em;& w5 |* {9 @3 [# B1 F; M J
- text-align: center;
/ [# `, H) {# {& t - } U, M# Q2 s; I) O
- .dropdown-menu-item:hover {
, a1 b& _! S* X- r% o* g - background-color: #eb272d;, [" b* ~% T$ G' X* I! x9 \
- }
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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">+ H; `; n1 \; T) j$ [' O
- <!-- Checkbox toggle -->
& M$ u) }' U- w { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! u4 N1 y: g5 P+ O0 B8 n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' q- {, O% N$ b8 ~5 i - <!-- Content to toggle from www.mfbuluo.com-->% |: D W: `" [4 Y/ `
- <div role="toggle" class="toggle-content">3 ^' P) [* t3 E5 z6 x1 D* W1 B
- BA-NA-NA-NA!
1 D2 S- @ k0 h6 v) j9 O3 _8 `* G$ G) s - </div>
2 H( K7 @' v8 ~1 i' a' f5 { - </div>
复制代码CSS代码内容如下: - .toggle {
4 f$ {* }: s x# b- m5 { - margin: 0 auto; A1 c! M* e; e+ [$ j
- max-width: 400px;; K8 m$ o: s& _) ]3 u, G( c
- } @. u/ h$ E2 K0 N7 e& b0 A
- .toggle-label {
8 C4 K! e5 D+ s9 n/ T: \ - font-size: 16px;
) ^4 T) {7 P! C. [+ g2 B - background: #fff;
% b3 m" C+ m; J9 V9 Z5 Z - padding: 1em;: ]( j1 I) M2 i1 f S, H1 y6 ~
- cursor: pointer;
$ N( e) @, a- G6 T) t4 a) A - display: block;
* Y1 P$ {& J. k* m/ y6 [9 X - margin: 0 auto 1em;
( j" f0 q, [# F/ N3 t7 B% L2 n - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& m8 W7 C' b7 ]/ Y! S9 L( ^& i# @ - border-radius: 4px;
: U1 E9 ?- ~8 \" W - }
+ U! I, d9 n, j6 k - .toggle-label:after {
! i) B! I( v# s1 c6 T1 w - color: #ED3E44;
) i* l. W* w6 [$ k; N# \ - content: "+";4 G! X( ~3 z1 u* p+ r; M" A7 p4 ]
- float: right;! O% b9 a# O# M% c6 C6 m: K; l
- font-weight: bold;
; X3 `, A! Y% b6 q+ ?4 W! Y3 K - }
/ m- W/ F+ }% } - .toggle-content {
- n: [) N; o- M. T# `% R - color: #B0B3C2;
: `% I% C* u, W9 u - font-family: monospace;
! U. m+ Y( u/ x* s1 ? - font-size: 16px;- E. R! z) q. x$ E5 f- t9 f
- margin-bottom: 1.5em;: ?3 ~& j) J# `; i
- padding: 1em;
1 p6 V# @ }2 y. l5 R ]3 s9 j - }2 j3 Q- P& f$ r8 u- v! A
- .toggle-input {& f) W2 z; ?. w
- display: none;
* W% M F: ^5 |) Z& y) O, a6 w - }8 J' }( O6 i) Y
- .toggle-input:not(checked) ~ .toggle-content {
; a+ r7 l! }6 o4 Q - display: none;8 `8 `, A K/ Z6 \
- }! a- b) q+ U3 Z1 j) b8 ?
- .toggle-input:checked ~ .toggle-content {
4 o9 u! q3 a, b - display: block;
+ V# N) \" N& C - }) O) a0 _& U- A4 f( A# y! k
- .toggle-input:checked ~ .toggle-label:after {
8 N4 G5 p: ` r3 I, P - content: "-";9 [2 e; P6 Q2 t- n# b8 b4 L
- }
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