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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!">; S% N9 D1 G+ d+ Q+ l- m% F' L
- Label for your tooltip
! p* Z/ G) f: U - </span>
复制代码CSS代码: - .tooltip-toggle {" `) r7 O# k: d5 |
- cursor: pointer;0 ?' \! U6 v" Z9 B
- position: relative;
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- .tooltip-toggle svg {# h' r8 C0 |: O0 ~) c) s& U- o
- height: 18px;
4 j' N/ N" j5 o, N( `# R' J - width: 18px;
4 t( |8 o0 B m. z6 z2 s - padding-right: 0.5rem;( Q3 G* B- e- x6 ]' x2 D
- }. j( ]. y* D$ b
- .tooltip-toggle::before {
$ `4 f0 h& d6 w - position: absolute;' }4 w z% c& ~$ c6 G% p/ J2 \
- top: -80px;2 _0 s3 A$ D' x: _+ {/ Y
- left: -80px;
: Y/ U$ k! W% w, r4 s - background-color: #2B222A;$ g4 u5 A4 |* w6 O9 }3 E
- border-radius: 5px; x1 F9 N$ x z4 P0 E0 t9 h
- color: #fff;
5 p3 x6 t: S" g - content: attr(data-tooltip);
l% j( Q) c+ F" {+ @ - padding: 1rem;3 m5 |' _. E7 H/ l! J7 t9 G' K
- text-transform: none;
- {. b/ ?; |. U/ \( a4 z3 g - -webkit-transition: all 0.5s ease;
% O. \! H/ g" z- q k {! N - transition: all 0.5s ease;% @, c! H- V2 J$ D7 w
- width: 160px;
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" m0 v2 |% H: P1 g" ^ e - .tooltip-toggle::after {
. ~5 f" `1 e! X! b* n - position: absolute;
# @: L6 E* ]# M6 y. e0 C |+ D - top: -12px;- H% A3 I, U; c6 N
- left: 9px;4 f/ R# {$ ~9 {- n
- border-left: 5px solid transparent;9 l+ V7 i1 p9 T8 o/ n# w( f1 T
- border-right: 5px solid transparent;
# I* W) s0 s4 M" n# I( u - border-top: 5px solid #2B222A;7 {! o! @7 y3 h& F
- content: " ";+ @4 g" i% B" k/ p* k: i% W a8 m
- font-size: 0;6 v* G/ {- K2 d# E2 S" \$ g' Y
- line-height: 0;' G @6 p) q1 A4 B
- margin-left: -5px;
F7 O6 O7 q8 {% U8 n: _$ O) ^ - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
; W9 A" U5 x% p8 b; b - color: #efefef;
* Z* [4 W& U# U: K: R - font-family: monospace;, r5 O; s) e' B# o
- font-size: 16px;' m/ w. Q+ x% ?+ @, `2 z' e
- opacity: 0;: j& v2 `5 r i: o1 t: ~7 Z8 j
- pointer-events: none;
. H3 R- s: _; k, X, o6 v3 |: e0 c6 F4 t% r - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 ]! b ?+ d" \8 F - opacity: 1;3 ~: f$ I+ w1 ^$ |, n& E9 M) \4 v
- -webkit-transition: all 0.75s ease;
! \! T" W7 Y& m( @, ]3 W% d - transition: all 0.75s ease;: S& v/ B T8 A1 l# ~* ^, @% y7 d
- }
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 Y9 j: z; `: _( _
- <ul class="nav-items">4 d: s1 z6 V' `0 ~5 Y
- <!-- Navigation -->2 G& {6 r. `3 o0 ]: U7 K
- <li class="nav-item"><a href="#">Home</a></li>
/ D( q! p% o$ o% [6 t+ r - <li class="nav-item"><a href="#">About</a></li>
' }, O, K/ ^2 F - <li class="nav-item"><a href="#">Contact</a></li>
, |+ e6 D4 p5 b/ [( r7 N - <!-- Dropdown menu -->) {1 M0 r/ m6 X- E3 x( Y x
- <li class="nav-item nav-item-dropdown">
0 n4 F4 r+ k- } - <a class="dropdown-trigger" href="#">Settings</a>5 `3 ^ u9 P1 C8 c' m
- <ul class="dropdown-menu">+ c. o9 k2 w4 n& s( ^' I1 x
- <li class="dropdown-menu-item">: O- J" ]0 e1 o: f/ ~2 W7 o! W8 b6 k6 [
- <a href="#">Dropdown Item 1</a> ?" j/ C) |7 x3 p6 e* T/ o7 v+ i' w
- </li>% v+ ]& i5 R# h( v8 w& ], r9 l1 {
- <li class="dropdown-menu-item">8 |& v& Z$ I* p. `
- <a href="#">Dropdown Item 2</a>
4 G3 C0 U5 m4 V! m' ?6 G& ? - </li>
' Z- v' [, ] P0 u! U6 p, K - <li class="dropdown-menu-item">
0 [7 _* S$ x; w2 l. b+ j& w1 J - <a href="#">Dropdown Item 3</a>
: R+ d. S# E0 R( z! G0 E - </li>* a V: [- T$ K/ q: ]1 h
- </ul>* K- [+ Y V4 F# M9 j! `) B( }, w
- </li>; d; S8 l$ S& \- q1 V' \8 Y% F Y
- </ul>4 m4 p* O( `0 K' m
- </div>
复制代码对应的CSS代码如下: - .nav-container {6 Q* z* I: u2 Q0 p" @3 V9 E# P
- background-color: #fff;
% e1 N8 ~$ V; x4 E% \0 p% m& I6 [ n - border-radius: 4px;9 z1 d+ k- }' R \0 L% J; }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: z; y9 |4 N( W3 `% ]; B
- padding: 1em;; O7 v x* h4 [9 }% H- l3 I
- border: 1px solid #eee;) [- U; @% j3 e' ~ x3 h) a# K
- display: block;+ A+ ]/ R' b2 Z' A( Z
- max-width: 400px;
! F, ^: x$ |7 b1 I; V" Y; h4 u - margin: 0 auto;
9 L* S3 N! E7 _# L) r - text-align: center;1 U2 `5 A& ?6 a. \' Q
- }6 m. a( [5 {$ v8 G) z, }
- ul,' F. ?/ q: W' T
- li {
8 o3 a& Y2 Y3 b H6 w8 J - list-style: none;
* W7 L, V2 s+ P; H - -webkit-padding-start: 0;% U( Z. j' K# V6 I
- }* a x( t0 d, l1 ~0 p& p
- a {; x8 O i9 C/ a
- text-decoration: none;
( E( b; C3 o, W$ c0 o# ^ - color: #ED3E44;
: ~; O& e' n1 @ - }; A3 V0 y* q: \" q/ i- f; v5 z
- .nav-item {
: W6 F1 I. `: Q, \% j: R# Q7 i - padding: 1em;
# F2 K- t4 [7 _ M- X8 y - display: inline;9 v0 x3 Z9 O' G: G; @/ F
- }% A6 V+ g& @# |% e
- .nav-item-dropdown {
m% U- L2 h6 R+ ~ - position: relative;1 H, s( o5 p( t2 ~2 @7 o
- }* `+ V! j$ I# P2 m- }
- .nav-item-dropdown:hover > .dropdown-menu {
4 F& `$ Q0 ~8 h1 U6 n' R+ f: k% Q - display: block;2 A) w$ r6 }8 u, S* f3 w9 C
- opacity: 1;! ~4 v1 x- v, M. k. X; F& s
- } ^4 e. T- P4 J4 r9 r8 {
- .dropdown-trigger {' @4 ]3 i, b9 s$ h0 k
- position: relative;- |0 c5 u$ ^; x" S* T$ }
- }
8 Q h/ T6 A6 ]$ Z& Z - .dropdown-trigger:focus + .dropdown-menu {
& w+ H0 K+ |# N2 w4 y - display: block;
6 ? W' p* M2 H - opacity: 1;) T" q/ r2 ?" t1 H5 ^0 g
- }! p8 }$ e0 I2 t7 k$ T6 r
- .dropdown-trigger::after {
: H; D. [% ^ T$ b - content: "›";
$ d5 B m8 c+ a. c% P2 @! Q% U1 L - position: absolute;3 l2 _2 K; L0 d
- color: #ED3E44; _/ l' _ s. m1 i% o1 r
- font-size: 24px;
0 x. H Y5 o0 v - font-weight: bold;
8 N9 H5 E" s1 {% D6 R" C1 H" i - -webkit-transform: rotate(90deg);
- `1 Y! N" a1 Z - transform: rotate(90deg);
, F# V& ]1 z- Q R: W" |" V - top: -5px;- B3 `* [/ M. t. Z3 t) Y
- right: -15px;. N, @; `" D" E3 n/ h. G h
- }4 c. G$ g' Z& u6 Z( R8 _/ s7 Q, r' W
- .dropdown-menu {
- _/ C1 }. J" [* c - background-color: #ED3E44;
& z" I# z% _* s - display: inline-block;
3 t0 H B- L2 w' X5 d - text-align: right;: n8 y% I* e3 l; L% B3 {
- position: absolute;. v! s. b0 z4 F/ A- K/ T* s, M6 i$ w
- top: 2.5rem;* _( Q0 G, ^) x
- right: -10px;6 N: o) V1 K: \
- display: none;
2 h* U0 v3 _7 V7 ^* j7 b3 A5 _3 J - opacity: 0;+ A5 |' L* F( W( ]2 \
- -webkit-transition: opacity 0.5s ease;
% t4 W* i6 J9 l/ Y) B7 e4 W* ? - transition: opacity 0.5s ease;8 _, |3 c7 H7 D# @" q1 ~6 O3 Y
- width: 160px;4 o* v8 }, v& y
- }& j1 p0 `4 D; ?! v- I1 i& W5 X4 h
- .dropdown-menu a {6 J+ M, I( Y# B; [6 c# D9 T! ^' W
- color: #fff;* Y6 j z$ z, V5 h& o' D
- }# E0 x: ^" K4 ~- [8 _0 J
- .dropdown-menu-item {
' }, K: @; J6 Z9 d6 [$ S2 V - cursor: pointer;
$ U6 ?2 \0 |$ ?& S* z - padding: 1em;
2 `/ ~9 k g* E. |' N) w+ R u2 s6 S1 R - text-align: center;( Z4 I9 X" o m; g4 `( L0 i
- }
/ Q: y' O+ c/ d/ c - .dropdown-menu-item:hover {
' s. J9 Y+ m% g( V- w; n: L0 I4 f( s - background-color: #eb272d;$ Z8 i7 S4 c3 P W( b5 [
- }
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$ d0 e M. [* L9 |! g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* G2 w9 `5 n' @2 x s
- <!-- Checkbox toggle -->
5 i' J3 R c1 o% X6 E) | - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: u5 ^* N6 i, k/ ?; m/ J
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. b! A& k7 [( T3 f* L - <!-- Content to toggle from www.mfbuluo.com-->
" a& x* L$ U& A - <div role="toggle" class="toggle-content">0 I. }9 m5 H! ^3 H! _/ x2 j+ E
- BA-NA-NA-NA!) i8 l& P: m: @" A) b6 j
- </div>
/ z5 J$ z, U6 p- i( E - </div>
复制代码CSS代码内容如下: - .toggle { f8 c0 R% G" ^# Y* ?% F
- margin: 0 auto;
" _' u! @. P5 t0 }* g! G9 p6 D - max-width: 400px;1 \. n& w) K m: `7 O/ j1 W
- }
5 R5 ]8 ?! w6 V* N/ ~+ ^ - .toggle-label {
* s" t( p2 U0 a$ j$ v8 I8 Q - font-size: 16px;
4 L8 r8 C v8 E" H - background: #fff;2 n8 N; K; Z% P
- padding: 1em;
: Z/ g% W' b: Z- G0 D8 U" r ^ - cursor: pointer;# B) h/ E7 g. ]9 ~1 @
- display: block;
% H4 R" ]2 k5 G& c4 R. H - margin: 0 auto 1em;8 ^5 | s. M* X- }" e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& V, s3 b D- N! u0 t
- border-radius: 4px;# I8 b9 d9 P- J2 T& ]3 Z
- }
$ x& S$ v. P/ m6 O1 |/ r6 M$ e0 X - .toggle-label:after {" s5 |) w9 F: P* ]9 F
- color: #ED3E44;% X" z0 a9 r, Z* I1 Z
- content: "+";8 z* C: J2 X$ O3 h' w4 x7 G' z
- float: right;
. R* u* F- u1 q4 G! T# ?% i# _ - font-weight: bold;. m' m, u, g4 U6 e8 v- l
- }0 \. x' Q; y* f' o$ S, @3 M1 k
- .toggle-content { s: P- \% l" h. |# h
- color: #B0B3C2;
9 k6 Y- S+ E$ U2 w( b - font-family: monospace;
, }/ x3 T, @3 z- _- p - font-size: 16px;
~$ Q A1 Y/ U5 J! Q% D - margin-bottom: 1.5em;
% Q; a2 e3 V7 ~7 C- \ - padding: 1em;
# [. x1 p$ q( I( U7 P - }
' D# b1 p: O8 A4 V" @$ D - .toggle-input {
6 ?( [" }& U. x7 x - display: none;
* E( u H# z' N - }1 m" y7 A* l, U. S
- .toggle-input:not(checked) ~ .toggle-content {+ b* n4 L; x: f: l/ I: U* |5 @
- display: none;
- \+ |# o0 p! L9 G - }
3 V: t8 Y- f% p+ O; `' ]6 m - .toggle-input:checked ~ .toggle-content {8 [; N8 t( g& S4 B. t9 [$ ~; n
- display: block;3 M4 n+ V9 g2 Y; B7 n. C7 Y
- }
0 s6 h. W' A w9 \- h - .toggle-input:checked ~ .toggle-label:after {
; \5 a" l Q( V5 N - content: "-";4 Z9 e9 K4 f; P. {2 B
- }
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