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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!">9 e5 J4 T: f, x5 v- P
- Label for your tooltip1 F0 j, s: m- f+ y( r* J
- </span>
复制代码CSS代码: - .tooltip-toggle {
' A7 _' n5 G( k" i$ I - cursor: pointer;
$ J2 i2 n2 a% ?9 j9 \ - position: relative;+ ]! R+ i9 f& ~( I1 a) ~1 B
- }- r# L0 o1 ]$ ]$ R
- .tooltip-toggle svg {$ x/ I1 A9 }4 H
- height: 18px;
* r2 [$ ?. Q! R( R* ~* ]! _ - width: 18px;
' k7 c7 m- N; P, j$ r - padding-right: 0.5rem;! i5 F& g! g6 J1 ]
- }" j) u t; u0 d3 S- w
- .tooltip-toggle::before {# U9 j- h- q" F9 ^. i) F
- position: absolute;4 w" R/ n7 Z+ c! e# l' w8 T
- top: -80px;
+ s. J" S3 [! R- ^9 n$ z& J - left: -80px;& `9 T7 Q/ s; J7 e) b8 I- v+ E. ?
- background-color: #2B222A;
8 |+ t( j' G. l - border-radius: 5px;
% ~0 p1 l6 e6 s9 G - color: #fff;8 D4 n3 Q! S x- a8 y1 r
- content: attr(data-tooltip);1 I2 q! E# o2 E- {
- padding: 1rem;
, k! W6 [4 j' Z0 K! ?/ m/ G - text-transform: none;, p% Y4 l( H6 v* N
- -webkit-transition: all 0.5s ease;
5 e# O3 ]& l* Z - transition: all 0.5s ease;* I, Q: ?, {$ G
- width: 160px; n5 L+ h2 q5 W! {' `7 B
- }
) d: W& z! n$ r5 d8 B. b0 z# k - .tooltip-toggle::after {0 H9 e6 Q5 w# A
- position: absolute;
5 _ s/ E7 d: A9 d) h - top: -12px;2 b! c' D/ T1 E0 k2 I8 k- v3 Q2 z
- left: 9px;
4 g' p* u- [" a7 h! }0 }, F1 L - border-left: 5px solid transparent;7 I' ]/ Z( M- {- Z$ T. X$ u% U
- border-right: 5px solid transparent;
( A) l& I, e2 Z - border-top: 5px solid #2B222A;3 @" P& I1 `6 o2 F
- content: " ";! ^/ Y7 ~' ~3 S
- font-size: 0; j F& C, w8 ~& W9 C l5 a
- line-height: 0;
% `( d+ c$ K" U! j- [% G - margin-left: -5px;
2 m, t! B$ W3 }! C3 b0 }1 p - width: 0;
- {1 ~9 N, _% |9 I3 n1 w4 } - }
L1 S: A. @6 {9 c; x - .tooltip-toggle::before, .tooltip-toggle::after {$ g. H# w2 a0 N: t5 U, H, j
- color: #efefef;* k% o% [ l) P4 T9 W
- font-family: monospace;
, j7 a, J, @9 S5 K0 g! K" B - font-size: 16px;' [9 [/ o* o+ {! e& {, d' w8 Z
- opacity: 0;! d% l" p4 l1 h/ e* G7 }
- pointer-events: none;- M1 B: V: q2 ^+ @6 e
- text-align: center;
5 T$ [4 F, ^) |% E% s - }
: {3 P! h) O0 t3 l# g - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
Q/ J6 m4 r% V; S7 B* q2 g* G5 P - opacity: 1;1 C3 g: G) |2 U7 e+ {
- -webkit-transition: all 0.75s ease;
/ u% T2 \& ?$ T, h8 t& j5 S - transition: all 0.75s ease;
& I; I; ~) a& B$ P - }
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">( C; X, X8 V! _3 f p6 c# Y# a
- <ul class="nav-items">$ F2 {$ J# E4 z+ h7 a8 d7 v
- <!-- Navigation -->5 ^4 }( S3 r5 D9 z W( I0 M3 \+ G7 Q) G
- <li class="nav-item"><a href="#">Home</a></li>* \$ j( _# U2 q/ U% u: ~
- <li class="nav-item"><a href="#">About</a></li>7 z" ?- ?/ K5 ]1 }" ?9 d5 D) R
- <li class="nav-item"><a href="#">Contact</a></li>
( Y% [+ \7 G7 W/ {0 w - <!-- Dropdown menu -->" y: l# T- V5 _: l, w1 X6 a
- <li class="nav-item nav-item-dropdown">4 q) Z3 ^+ G5 r- x
- <a class="dropdown-trigger" href="#">Settings</a>) q+ A+ c7 o( G0 {
- <ul class="dropdown-menu">7 _" _+ k# w( V0 L% n7 U4 {2 g
- <li class="dropdown-menu-item">& D+ j' a( Z0 i' l
- <a href="#">Dropdown Item 1</a>5 K1 W% S: P3 T' A; g) r% ^- R; G! y
- </li>4 J' @3 A6 @1 S7 D9 s) {+ t
- <li class="dropdown-menu-item">- ^' j3 Q2 ~: N, R" K
- <a href="#">Dropdown Item 2</a>8 ]8 F4 Q7 |3 P: g4 d
- </li>$ F* g/ O6 T( I/ g6 p4 ^
- <li class="dropdown-menu-item">1 P t% J- e9 K1 _4 i/ I
- <a href="#">Dropdown Item 3</a>1 u5 L: B: a( r+ X* a" a9 W9 o
- </li>
6 q+ U9 p# i5 X- R$ j; X# S3 b8 t - </ul>
/ Q0 R+ [! F* G$ U: V; w0 o - </li>* z0 }" P5 Q7 u% R* c/ e) o) ~
- </ul>% \- _3 v5 V' g
- </div>
复制代码对应的CSS代码如下: - .nav-container {& E9 K( c5 x2 }) `' l
- background-color: #fff;
5 A0 f8 }2 T' D0 [/ S8 i - border-radius: 4px;
' p, i- p' F* n+ z( @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 m7 g3 A0 y/ i' j! n% h - padding: 1em;
7 n) s! c0 P0 s8 T0 B `" ^# c# V - border: 1px solid #eee;' E7 Q. c2 P: P0 s* y' i
- display: block;1 _9 ^, C! V! q6 q( [+ l
- max-width: 400px;
- |- ~7 ^7 |. ~4 H, r - margin: 0 auto;/ N' [ M$ ^! n/ L
- text-align: center;* m' P, U8 n+ V, G4 q+ y1 F" B! ]& Q
- }+ B) ~( T* R" U: d: l; d# M
- ul,& B5 }/ Q8 T7 Z5 I' ^
- li {
0 S' P. Y r" i9 T, a - list-style: none;/ F. f/ L( ~; a/ ~9 C
- -webkit-padding-start: 0;
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; [* R/ f! H4 I. M) |0 H8 s& N6 y, E - a {
* S( o. F# b1 h) w. ^/ G# S- A - text-decoration: none;
! r8 G9 j0 A5 V }: K& a - color: #ED3E44;
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- .nav-item {8 |' S& E+ {, u
- padding: 1em;, @& _. u( _' y" E- D, W
- display: inline;$ A6 W- b) ~: r" w" f: F- ]
- }2 u# S( D0 ^* B+ G% S' S
- .nav-item-dropdown {; \- n7 V' B6 A; r6 _( \
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
0 O& S6 s/ J0 I/ z; V - display: block;
1 s; W8 H, N; _ n0 c, M* o - opacity: 1;: S" u7 R0 P# M+ W
- }
6 O' M" p3 W: o% ` - .dropdown-trigger {$ x* I0 A* T" m7 V( b/ g$ p
- position: relative;- b$ Q3 D* d! Q5 @: v$ i: n/ r) ~( B
- }
1 J ^1 Q1 Q) ` - .dropdown-trigger:focus + .dropdown-menu {
$ @) ~2 F' h0 e- i I! l7 D5 }5 F - display: block;$ K# v5 f3 U5 M" L, O) k/ i
- opacity: 1;6 ~8 X# ~ b+ ~8 ]- v; o
- }( s' Q; k+ @0 T" G$ b! v9 `* v
- .dropdown-trigger::after {
! ~9 n6 z" a$ T# [4 B - content: "›";
% V1 z& h+ w4 a. v- b% |2 J! `9 n1 t - position: absolute;
$ d8 Q' e8 l3 u" q5 v3 t - color: #ED3E44;
, I( j; G I' j$ c. j( Q% P% O - font-size: 24px;
) }8 h2 s. _9 O0 h - font-weight: bold; k2 x( B. P6 Z# E7 o+ C
- -webkit-transform: rotate(90deg);1 A' z' d6 e b- l
- transform: rotate(90deg);4 n+ E- T9 x# i2 V2 u7 }
- top: -5px;1 [4 Q) B9 n# j( E I5 n( X! A3 R
- right: -15px;. y& [# F( a1 D) o6 A- V
- }
( c% ~+ T4 W2 J. {( X' m - .dropdown-menu {
, P% _5 z$ ~" k% X - background-color: #ED3E44;
( ]2 @9 x1 `8 D1 _- B - display: inline-block;
+ D, }$ U" M9 a - text-align: right;
8 Y+ A, y2 a9 `* [, E - position: absolute;
, f" x, g- s% o: E* K - top: 2.5rem;# Y/ R8 x" C7 t7 O' s% r0 h% q
- right: -10px;) F6 o& F: F1 i0 `) M; B+ o- o0 m
- display: none;
: Q& B& L# W9 s5 u% g9 M( \ - opacity: 0;5 r6 h9 Q2 ^" H& r
- -webkit-transition: opacity 0.5s ease;" g5 M9 V/ F: n! C0 `' n
- transition: opacity 0.5s ease;
3 O- C2 q3 o1 B0 s) O - width: 160px;
1 ~, _4 g1 _2 x# _ - }. w* c m3 W! Q; {
- .dropdown-menu a {3 F/ ~9 }/ \+ f" ^" t! z
- color: #fff;
8 \# h+ K0 H. ?& E4 A! z, ] - }' s" Z, a( z0 B
- .dropdown-menu-item {
1 ]1 n4 s2 d2 x: }7 A - cursor: pointer;5 K: @9 J/ f) {& X! q9 y5 P. P
- padding: 1em;
. o( z: a" C" m- d% M" ]" B. g - text-align: center;4 A5 m8 G! q' h! A# k5 F4 S# f
- }
% L6 d/ a8 h9 D! P v8 p/ b( t - .dropdown-menu-item:hover {* U# m- u+ S7 z) u" T- {" [
- background-color: #eb272d;
% {7 Q3 g: ^# n - }
复制代码 ' ^0 {, i& D, ? L; J$ p
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 B- x2 i" u- Q0 L( @
- <!-- Checkbox toggle -->$ c9 M% E% D- i0 e& E" Y' p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( W" M- f' {6 r% s5 q( |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 |7 [3 ^$ H5 c- T
- <!-- Content to toggle from www.mfbuluo.com-->
$ N7 Z4 F" A5 o- u3 X; _8 Y - <div role="toggle" class="toggle-content">
" ?" }) s' i( y/ ~( \# _ - BA-NA-NA-NA!2 S0 T$ N% `7 b( K+ f5 x
- </div>
. E+ U, r5 x; @8 } - </div>
复制代码CSS代码内容如下: - .toggle {& d5 ^, c; |: Q
- margin: 0 auto;
# T! f4 j" t" i7 j% q - max-width: 400px;5 P$ h- p( f$ p3 E5 V- t' C# i; ]8 @
- }9 K3 P& d! p. e! f6 U; L
- .toggle-label {/ T) V2 ~0 d* N' r( e
- font-size: 16px;
M- I* t8 W% @/ A/ q1 ] - background: #fff;
4 X( q7 N; U+ l5 k: ? - padding: 1em;
( x9 V2 \7 j, D" @9 r4 e8 j8 Y. @ - cursor: pointer;
" h' k& E$ n. Y5 D - display: block;. G* a, k' S* r
- margin: 0 auto 1em;
8 h) v- u2 K4 G1 L- @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
o1 x( l$ @- [7 L" J3 I - border-radius: 4px; t# u: _5 |, ?: C1 O0 o* a: z
- }
- _" i, T' c" `( u' ~1 @ - .toggle-label:after {2 e$ |7 \+ k5 r
- color: #ED3E44;% c( c. J' C3 J2 T
- content: "+";3 r: ?- \! J' d0 w
- float: right;! A; r+ ^& d+ l) m; `* P5 J
- font-weight: bold;
. }; j7 T% z6 Q: v - }1 r: U9 E0 {3 \! p/ |' `# [! }
- .toggle-content {& L: {4 X$ r# G( ~
- color: #B0B3C2;) M+ k5 `5 _% f' i( r& b7 \
- font-family: monospace;
5 K: S) _$ }& n5 y) K, [ - font-size: 16px;
4 D5 v- b3 X' T% V% g$ } - margin-bottom: 1.5em;' N8 p; F. O; J s
- padding: 1em; E% V# f9 [, }' }& l: Q, B& |
- }
2 T' W0 D0 T% q0 ~ J - .toggle-input {- C& Z5 X8 M2 _7 U) C: q
- display: none;& m- s* `5 l3 j& T1 }: h
- }, u3 p: C% E3 i
- .toggle-input:not(checked) ~ .toggle-content {
( S$ ~# Z# R- \5 \9 u) C - display: none;. t" ]! B0 r/ t, S V2 L1 M
- }9 O$ t0 ]8 ?9 _6 y
- .toggle-input:checked ~ .toggle-content {
& X, M. r5 [- p - display: block;7 z3 @) A3 y0 ]1 M b+ F
- }
6 V$ c3 A n" M) ~; i U9 m - .toggle-input:checked ~ .toggle-label:after {4 ?( _6 R7 r. }) \4 E
- content: "-";+ w9 _- j8 Y. ?4 e) }
- }
复制代码 % t$ F6 f' M. D* W# R n
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