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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!">
$ f+ v$ n' u9 d# G8 b: u - Label for your tooltip
3 c' r0 p' P$ q ^. I9 C- J - </span>
复制代码CSS代码: - .tooltip-toggle {
, k3 s" O5 h+ x$ J - cursor: pointer;/ u- `# i1 A# y5 R
- position: relative;
+ _) q7 p! O# l0 F, B* u - }
2 n$ z a* @) l7 U5 \9 Z* s; P - .tooltip-toggle svg {
" M$ z& {6 c: H/ w( D - height: 18px;
) M% V1 ~. `! n& \ - width: 18px;
) d! D3 k+ R+ G* Y$ @ - padding-right: 0.5rem;" Y( t! m m; h8 Y
- }
2 t7 A2 P( B! b) g9 @& z" E3 l - .tooltip-toggle::before {" n9 H3 _8 g: l: F: V# I3 Q# h+ y
- position: absolute;! A# s" p2 v4 A. j4 i; J. q- x
- top: -80px;
0 m1 x- N6 B9 T5 f* C$ g h - left: -80px;
: q3 Z1 a: n `- }' Y' m! y - background-color: #2B222A;' }* m* ~' z, p2 [& Q0 E7 {0 O
- border-radius: 5px;5 `' C* e7 G \5 N, t
- color: #fff;
* }1 U* S( x( P8 ^% j - content: attr(data-tooltip);
& P: K: \ p( I+ o* {" b' i - padding: 1rem;
8 H$ [8 F( U+ d4 [: {8 @ i! a, a - text-transform: none;
6 m/ E3 |4 A% ~" ^% l6 q8 z - -webkit-transition: all 0.5s ease;
: i, z/ U# c! q% e - transition: all 0.5s ease;
$ ~+ R& v3 f+ _7 c; D% [! y6 z# z! h - width: 160px;+ B4 D# }5 y5 V: k% |7 o
- }
. u/ }) m4 @ V3 c - .tooltip-toggle::after {
: l3 ~9 e p& y$ q% u1 G - position: absolute;
# q, W% ~/ V, @" r$ n% i' d, p - top: -12px;
( g! |' @; D; R, d- F, T* R/ k - left: 9px;
$ Z8 ]0 ^/ A9 o% d" s - border-left: 5px solid transparent;
# G! |' A- f2 _: p - border-right: 5px solid transparent;- Z. Z$ d1 T) P. v
- border-top: 5px solid #2B222A;9 u9 S6 w) ]6 ]5 D' E: {
- content: " ";
1 y( p, P" [" Q( F% u. N - font-size: 0;& E# c, |3 |, v B1 x3 R9 S
- line-height: 0;/ f; p/ I$ [, B; N& n5 S; {5 W+ x
- margin-left: -5px;0 c7 i7 j1 k. i6 B x% G/ @ p
- width: 0;$ ~* D8 J, d; r
- }
" z- u9 b, F& U, i) e - .tooltip-toggle::before, .tooltip-toggle::after {* H0 H4 p6 Y: N( P2 X
- color: #efefef;/ w, Z. A |) d7 t# q
- font-family: monospace;) h2 {0 B$ I$ Z# R6 C
- font-size: 16px;
: ~: m4 V7 U" r$ b( f - opacity: 0;) }0 @1 B4 F5 S% L, O* Z, ^
- pointer-events: none;4 m) F7 A( j- x
- text-align: center;/ l* e' [- X& \! T7 y
- }! v% ?0 @5 }! L! e& ^3 H' N; q
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 d3 j! G+ z; k6 I
- opacity: 1;
+ q6 I, l' U, o3 e( v d% ] - -webkit-transition: all 0.75s ease;6 v9 b& y n7 i3 |6 F
- transition: all 0.75s ease;) d" S9 N; T* C, g* d8 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">
9 T+ B8 ?) I0 j" l1 q! _ - <ul class="nav-items">
4 u, b9 u% a8 W' i3 E, p+ ^ - <!-- Navigation -->
( E5 t5 Y; p: Y8 n, b3 E& p - <li class="nav-item"><a href="#">Home</a></li> g! H6 w# |- \: v) y. L
- <li class="nav-item"><a href="#">About</a></li>
% a7 q: ]' M9 Q1 v) j: F' C. ?2 N' Y6 L - <li class="nav-item"><a href="#">Contact</a></li>
' m7 a" F, j* N; T - <!-- Dropdown menu -->
+ j# h- v: y* q( c" b7 J" ?3 _; p - <li class="nav-item nav-item-dropdown">
% b, s# S: q9 ?* s) B/ ^ - <a class="dropdown-trigger" href="#">Settings</a> w3 ]+ k- ?' M0 U- C: V
- <ul class="dropdown-menu">
, x1 I# A% l8 p2 p/ b- I - <li class="dropdown-menu-item">( A7 F( [8 s6 v- `/ |
- <a href="#">Dropdown Item 1</a>
4 W9 r: `6 h) m; X% w0 l) S - </li>
& x# i, N0 d* K% \5 z - <li class="dropdown-menu-item">
- _! a: C9 V8 g7 \' V9 X4 A - <a href="#">Dropdown Item 2</a>
1 B# g% _6 m* A9 z$ j& ]5 ^ - </li>) q0 T' l9 u* `7 G, ^
- <li class="dropdown-menu-item">4 n3 v! }3 O5 [: @0 {; d$ ^: w/ `
- <a href="#">Dropdown Item 3</a>, c; }* X) F# U8 `
- </li>
& ~9 c a. |% E: }0 X, C3 F2 M - </ul>
+ t" s y( ~" h& } - </li>
9 {' L; G( c c% W) i - </ul>! ?9 s1 F3 F# N' n3 q8 f9 \
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- e. G6 Q& P! _ - background-color: #fff;* j/ Z0 C2 W- R1 T# z$ h0 }$ K* M
- border-radius: 4px;
3 E. g$ s/ ~* C6 ]/ I6 x, s- J% K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 v0 X0 n5 K/ h- l+ L | - padding: 1em;
% y7 M! H$ H/ z3 t& L* @6 [ - border: 1px solid #eee;
' t+ d" H$ {: O2 Z, m/ H* A - display: block;
* U9 Z% J8 x0 U% U - max-width: 400px;! P" _& _( ]- g- w
- margin: 0 auto;
6 p8 I: r, h& l+ K* C @' f - text-align: center; n; j5 {( d' M S, f: ]
- }
& I: }$ G8 t! o" e - ul,
5 A- {: ]. W7 o) R" Q - li {
4 B4 J7 Y. X, ~- k4 l, O! y - list-style: none;
* X4 g m4 ^+ G B# f: M9 u4 q - -webkit-padding-start: 0;! J9 A, _8 i6 C+ M4 E
- }* t- ` ^' L% b% J% P9 w2 }
- a {
4 i1 ?" H1 k* F o# T: \# R - text-decoration: none;* P$ F; f) P3 ]2 l$ X
- color: #ED3E44;9 {2 ^% F$ n2 I+ q, c! }
- }' ^* B% r9 I# L5 K$ V* W; {
- .nav-item {
$ i* ~" U& z0 p) @2 _ - padding: 1em;5 a! A: r" x5 b+ Y- m/ n
- display: inline;
0 f# s/ J7 c5 w" s - }
o1 f4 O6 e2 G, c" O+ t - .nav-item-dropdown {, X! ]% B. L R# G0 j, F. h& e
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
* C% Y3 F& d2 `- I3 V8 J1 E+ ~ - display: block;4 M8 l9 ~+ w+ U' b2 Y
- opacity: 1;# K1 z0 ~1 H) }9 ?) Q6 X
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- .dropdown-trigger {
9 y4 F' @ _+ m& c' K( [/ e - position: relative;
! ]) d$ l% y4 x' L2 t* G& r - }
. D% A/ a4 T* }. p& F$ n - .dropdown-trigger:focus + .dropdown-menu {
. {. _. H8 e* S) m! E! l! m1 L - display: block;
1 N ^! V0 P% K4 K. A; U - opacity: 1;
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- .dropdown-trigger::after {
' r/ t3 _2 \: [, z - content: "›";' r* R+ Q! ]1 C' k/ Z
- position: absolute;" y j9 L$ @/ E8 e2 |% L
- color: #ED3E44;' b6 `+ C* R, }. u9 V6 i; l
- font-size: 24px;
1 F0 Q% o! a/ X) T: ] - font-weight: bold;
( H! E" b, H7 d - -webkit-transform: rotate(90deg);
# O/ _0 h% ~9 B- w8 s- ? - transform: rotate(90deg);
' B: |6 h9 o5 I* A- A0 c; ?# a - top: -5px;
) p& |. c; N) `, X% m - right: -15px;
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- .dropdown-menu {
% `( u# ~3 K% V* ~' t3 d - background-color: #ED3E44;, S+ b3 U: p. D3 j
- display: inline-block;
, I5 {% ]1 K! d0 q0 H - text-align: right;
' m- |: C! e0 j5 E( U - position: absolute;% r) O* @ J, x$ V) C* l
- top: 2.5rem;
5 P( A: P: @. C9 C" | - right: -10px;: e' z/ U6 g! S. S2 M; e" S" C, f
- display: none;. \" P. l: ?6 t
- opacity: 0;4 ~$ `; `& B6 e: ]$ f7 i* C
- -webkit-transition: opacity 0.5s ease;9 |# x& w* J, q/ U) I I
- transition: opacity 0.5s ease;; v& c& q3 _' Y6 M; X; K% Y
- width: 160px;
. r9 B5 ?0 ?' y1 K5 t - }
) c9 ?5 S* ]% E* g( _3 o! J2 e - .dropdown-menu a {
) z0 A+ g6 l# f- C' l2 K* i# m. \ - color: #fff;1 Y ?5 I4 `# `& o3 f
- }
- |& l0 Z: ]% E+ V+ W* K1 o - .dropdown-menu-item {2 M6 C* q' B, f A) F( k
- cursor: pointer;
, z! O J; V5 \, V- e - padding: 1em;: G8 D6 r0 ^' S' ]+ _! J( l
- text-align: center;
7 s W: b& l2 T2 ^6 P - }
. e2 L& {$ ^: i- S1 h! l6 k+ } - .dropdown-menu-item:hover {
3 v" L+ O) y4 J+ W" ^ - background-color: #eb272d;9 V& ^, t! T [' G% S+ P) |! Q
- }
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6 d* q: N. D( G/ }! i4 R. U, X) m可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
" c4 {' `! r/ R; k" f# i" | - <!-- Checkbox toggle -->1 g$ n/ _! s8 r& ]* q" l( s
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 y& G: }. K* a b, D$ T k/ W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( b. D* i. B) g7 K
- <!-- Content to toggle from www.mfbuluo.com-->
0 ^% u5 P5 F# }% C- L) Q% N, F8 h# _ - <div role="toggle" class="toggle-content">
9 H5 W+ b* [/ p2 Q3 K, k9 j* o - BA-NA-NA-NA!6 F2 G$ q8 ]; m
- </div>; `1 b. M' @8 j
- </div>
复制代码CSS代码内容如下: - .toggle {& I Y, J j4 a/ C3 S
- margin: 0 auto;8 {! |# |0 |3 L0 _! s& r J/ u( U
- max-width: 400px;, Q2 B$ V; F% q S+ m
- }
. `! g: |# C H+ k- [4 h6 w - .toggle-label {
* w+ o: H, _( o! m9 _5 r% p - font-size: 16px;
' w) U/ w2 z$ ]# D) z - background: #fff;: ~& O8 Y+ S+ q' M
- padding: 1em;
/ K0 m3 f _! n* j {& P$ v - cursor: pointer;1 b* i4 G; o3 K" t
- display: block;
. G! ~ @% H* k+ ^8 x - margin: 0 auto 1em;
2 n v5 v/ \' n" ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. ^1 f- ~5 S( o" d$ X
- border-radius: 4px;& G- e/ f+ x( H5 {% w" f/ Z
- }
( p) I0 G0 S$ l+ z# h$ r - .toggle-label:after {
9 z, M( w1 m1 H - color: #ED3E44;
# M' j2 I' O: N6 {) j; ?( F# a$ r- | - content: "+";
) n6 c2 y, b1 M9 a - float: right;& D; E m5 C- ^/ e. ^8 K: v
- font-weight: bold;
2 ] k* ?! ^) ?" y" K) B - }: Z7 k& T& @9 j% k2 j8 h
- .toggle-content {
( n9 M" m. Y( s+ i1 Q& K3 ~ - color: #B0B3C2;$ O9 j8 o* I0 w6 Z: m# N) }
- font-family: monospace;
5 M0 j# L& u9 _ - font-size: 16px;. n9 T* `' N+ ]% @ a' |7 X( R8 n
- margin-bottom: 1.5em;
/ I7 n2 Y- B" Z9 t( c - padding: 1em;
9 U5 S+ T3 G ~6 c5 {5 z6 g - }
, n5 [6 j9 E9 z) A, o - .toggle-input {
! z& [3 k e: R7 `' A' i - display: none;* x- L) ^* t b
- }
4 w% [# @) O* V - .toggle-input:not(checked) ~ .toggle-content {
* o% }! E. ^5 P - display: none;
0 z! O' z/ R/ B1 T$ O* X; @. x) ~& d - }# i; a" q' i- h
- .toggle-input:checked ~ .toggle-content {
7 T- _! p3 h& u5 C' U - display: block;; V- ~ O+ l% |% n) R
- }* E' S& j. M4 ]8 K
- .toggle-input:checked ~ .toggle-label:after {
* Z( U; w8 F: [: u$ T" [ - content: "-";
' A r- f! ?+ G; ^2 D+ E" U$ X - }
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