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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!">$ s5 U3 l" D5 [) p2 X7 Q
- Label for your tooltip
, E+ a8 T& H1 P8 ^ - </span>
复制代码CSS代码: - .tooltip-toggle {
4 ?4 J R1 r. @6 g - cursor: pointer;/ K# g2 X0 J& R# Q
- position: relative;
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- .tooltip-toggle svg {, x% v' p# k. v N# _( N' _- J. A5 b) D
- height: 18px;/ z T0 J( w+ U' F) s( ~ O% C7 \
- width: 18px;# k* s9 n2 e/ {0 w( |7 R% C- `
- padding-right: 0.5rem;( C) B% U0 Z) Y9 V$ I
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- .tooltip-toggle::before {1 X! \! b4 Z/ B4 q. o2 M
- position: absolute;' a9 l ^1 P: D; j& j" M
- top: -80px;
: o, y5 y" b; j0 p. ^9 P - left: -80px;2 `" p# Z0 C' v& K* h8 }$ [" ~( R
- background-color: #2B222A;
# J# \' v" R/ L0 l$ m - border-radius: 5px;- _. A' G) Q3 M8 q. l8 K) |- ?
- color: #fff;
1 ]. m* |9 m3 A: m# u - content: attr(data-tooltip);3 |' k2 h- b6 Z6 o4 b* e
- padding: 1rem;
( B: V0 G$ ?! f _: x0 N - text-transform: none;. z! g0 D& o1 o" X$ ^+ Q; ]" S
- -webkit-transition: all 0.5s ease;
( V) g3 [/ r& R. U - transition: all 0.5s ease;
% D$ G9 Z; k' J C; @: v5 u - width: 160px;. L6 M, g* i2 z }" p
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- .tooltip-toggle::after {
6 w4 b5 }( |/ ?8 b - position: absolute;& |" X* a# b1 ?/ [% I$ l: N
- top: -12px;
: T5 E; \: C" A7 ?% Z; r0 U - left: 9px;" f: m2 I9 t& S6 I4 O! y
- border-left: 5px solid transparent;
- ]$ B( Y7 D: S5 U7 W8 } - border-right: 5px solid transparent;% r/ P$ l& ?; N9 t
- border-top: 5px solid #2B222A;- g. z' e0 d% e) n
- content: " ";5 u0 S1 D, X9 W% T3 d* j
- font-size: 0;
6 Y% n) B$ _! c7 K - line-height: 0;7 `( I! i; h8 c8 w G( q
- margin-left: -5px;+ k+ G9 Y U6 |
- width: 0;* ~/ X; R* `" x. L
- }
5 e. ]; J* ?9 S0 i - .tooltip-toggle::before, .tooltip-toggle::after {' ]: |0 y% t7 h4 J; ~4 L* F( A
- color: #efefef;
* l5 W5 i. |, D* R- ], d - font-family: monospace;3 I" U1 \9 V9 t1 H" w1 p8 D& o
- font-size: 16px;
, W, \: j8 C# [6 |+ x0 d - opacity: 0;
2 h* ~: G- l: e1 o - pointer-events: none;$ D( p& P; ]# z5 S
- text-align: center;, ~# e4 `7 o; i9 ~& C
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 x: y, A. R6 |& s; F# h! G1 N
- opacity: 1;
! \! X, B* N+ g4 p - -webkit-transition: all 0.75s ease;3 y% ^* z: r; Q, b% o( s8 ^3 k
- transition: all 0.75s ease;
- [# {/ {/ k9 q& q9 T7 J+ g% z - }
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">
' m( k Z3 t2 h+ K! s7 [- T - <ul class="nav-items">
4 D2 ?9 ?7 Z4 D- {; B: w+ J - <!-- Navigation -->
4 }' F$ l9 Q) l4 F5 i - <li class="nav-item"><a href="#">Home</a></li>
: [5 M8 X% ~6 t. p! b4 \ - <li class="nav-item"><a href="#">About</a></li>
0 B. D5 [7 y& f" e! s* ~2 l - <li class="nav-item"><a href="#">Contact</a></li>
7 S; ~) z9 [2 [2 U B3 k1 u - <!-- Dropdown menu -->7 d/ R. ?- G, n# m: B
- <li class="nav-item nav-item-dropdown">
9 _$ S1 e' X4 M: F9 ] - <a class="dropdown-trigger" href="#">Settings</a>5 z( o4 V( K" g% T# s5 u
- <ul class="dropdown-menu">, z/ R& O8 w' T, M# x6 {
- <li class="dropdown-menu-item">
" z2 ]7 Y$ z0 Q6 H2 g0 F* C) i - <a href="#">Dropdown Item 1</a>; x+ { u3 | f0 c5 y8 W( ^
- </li>' b& n$ F1 L6 h/ H, b. |
- <li class="dropdown-menu-item">
, m5 \! D; y) \6 R9 g - <a href="#">Dropdown Item 2</a>
/ {0 }# S0 i: j D# u2 Y, P - </li>
9 N" r: c) s; C: ~" G - <li class="dropdown-menu-item">
2 C( g& d# y& l1 x0 b4 ] - <a href="#">Dropdown Item 3</a>; U- I7 f$ V: v/ L: |% m4 K7 ^2 q
- </li>
$ Q B* Y# P3 x: V2 w5 k - </ul>
1 ]/ x7 z. E. R1 a! I4 q O - </li>
" h( K) L- D1 i m: p - </ul>/ W5 @ i; c/ Q+ L
- </div>
复制代码对应的CSS代码如下: - .nav-container {; l/ Y }& T. x6 |
- background-color: #fff;
: }* u: G) h' [; j0 [ - border-radius: 4px;
' t5 v9 w$ U0 k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* L% z+ A& [1 ~ b, E
- padding: 1em;
7 z3 X% f- o4 |, l5 k - border: 1px solid #eee;
, v% n# ` q) W/ H7 Y4 G6 r - display: block;1 ^* J# q4 a5 R, G6 ^; w7 m
- max-width: 400px;+ g. T. ? d( I$ ?' q( f4 [
- margin: 0 auto;
; `) ?) r$ I1 X+ u9 `8 z/ O; a - text-align: center;7 M, q! A) x' e7 ~; @3 R
- }
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- list-style: none;
* N; d6 A8 }+ {8 P - -webkit-padding-start: 0;; {+ e: X) }7 C: c& B/ Z( s
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- a {
# W+ z3 m$ I3 A - text-decoration: none;. C: N7 ` [+ `& h! H
- color: #ED3E44;
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- .nav-item {" \9 }3 k- X$ q: ]6 R3 V$ Y; J
- padding: 1em;
; i3 o6 M% F+ J1 J5 P4 v - display: inline;
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- .nav-item-dropdown {9 u/ I8 Y: r& h# L
- position: relative;7 v' ^, S; m) b0 o! U) j. r F
- }. {3 q0 F3 y- V; S
- .nav-item-dropdown:hover > .dropdown-menu {
2 o& p1 L# |7 E - display: block;
- F2 r& x" p- _% Q - opacity: 1;
2 ?9 i/ V$ {' }9 S! o - }
9 x u& N2 P* H) s6 k7 [' H - .dropdown-trigger {( ^8 E6 ^# h: ^+ M. q: a
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
% v7 Y- W1 u4 g% h - display: block;3 a) J- q3 E' h
- opacity: 1;
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- .dropdown-trigger::after {
$ D1 L: w4 x; H4 X) ] - content: "›";
9 R) h' {" ?8 ]0 Y0 t; G - position: absolute; B5 N; o& G( E- ?7 K
- color: #ED3E44;; N* O% v9 [4 Q- e5 u
- font-size: 24px;: \7 ?- ?$ o5 S
- font-weight: bold;
% ?4 | \, ^* C9 P9 ] - -webkit-transform: rotate(90deg); y! l" G6 Q( E6 @/ B
- transform: rotate(90deg);& p; Z, E$ ~( p; |& I/ l+ h) ?2 q
- top: -5px;0 v3 m. K8 ~: i) l* M
- right: -15px;
! `: p* D( v: ?8 c0 t) v - }
7 K& e# y$ `5 G- K - .dropdown-menu {
! ~+ u! U) h" q - background-color: #ED3E44;
" v0 w# U$ Z% C7 W - display: inline-block;% B3 n0 M4 ~' W3 s' V7 w- N/ Z
- text-align: right;' u7 h. L, U2 u C3 M4 `$ H
- position: absolute;8 o$ o, s* \! N# C$ h% {5 A. p1 ?, R
- top: 2.5rem;7 b$ M5 _/ N: A% p
- right: -10px;2 l" H ?. U/ e. ~+ C0 g
- display: none;
4 A( ?) V) w7 B, G - opacity: 0;! P k/ I4 z) @1 P% {6 b3 S" z
- -webkit-transition: opacity 0.5s ease;
0 k% g5 N5 g. r, D- B( Z - transition: opacity 0.5s ease;
# R& |3 R3 m. e2 p5 M/ |) j - width: 160px;/ A, F$ j x; t# t- A* S. \
- }) L) d6 V% F% K. h% s. Z
- .dropdown-menu a {
3 r" d* P5 j5 z+ P0 b# |8 k: N5 ^ - color: #fff;" e4 T( R1 ~" @/ x! Z. H9 d8 X
- }4 q& F0 g1 }- q- o9 f
- .dropdown-menu-item {
+ j' r' }, L' y9 o - cursor: pointer;5 V- M# A. {: f) f- I! ~" L
- padding: 1em;
w6 d6 ^5 G# R. g# u - text-align: center;
- V# y! |- r" S _) x - }# L/ c5 h& I0 K! J
- .dropdown-menu-item:hover {: [- n' a. O8 C0 ]. o
- background-color: #eb272d;
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复制代码
; k d0 x- N! k1 ?4 O# T可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 x ]/ c. S) ^3 d1 f
- <!-- Checkbox toggle -->
: e! w* N) }/ b! c! E; P - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# _ E$ p2 o; [) W - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 s4 x) S* R( g8 S3 D/ } h' L2 g
- <!-- Content to toggle from www.mfbuluo.com-->: K U/ d4 l% j' D: g) N3 l' y- [
- <div role="toggle" class="toggle-content">. ? u* Z. N& M. n
- BA-NA-NA-NA! h9 ^, b( I4 Y
- </div>
% `5 c" |8 r( I' e/ f6 o: _/ e - </div>
复制代码CSS代码内容如下: - .toggle {$ f% X& { Q" T1 `6 j, v
- margin: 0 auto;
- j8 \* w, E! y. o( X' ~. g% @ - max-width: 400px;
6 \1 P9 B$ ^* s. D& A2 t2 s; y9 B - }
) o, I0 m: h7 N* |4 e - .toggle-label {
$ ?) E s# F9 B' g g( x+ J - font-size: 16px;
, m( u3 U* W! O" S* Z, h- | - background: #fff;
; i Q, s6 {- l4 k& } W - padding: 1em;5 ^* g3 L1 V8 P8 q4 u7 a
- cursor: pointer;
4 e/ _ i3 h0 g" Z8 D9 X - display: block;
6 q( n% B9 r% @8 f - margin: 0 auto 1em;
) P' S( X! ?* F- |3 } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 |, R0 d1 r6 M, w! x- Z' ?- t: P7 }: J
- border-radius: 4px;
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- .toggle-label:after {
& p& o0 `8 j0 ?, O; z - color: #ED3E44;
* v6 z" q9 \/ u - content: "+";9 \; P8 i3 M6 G! D# d" v8 @
- float: right;
( L2 k" I0 o; k - font-weight: bold;! `" v- ~" Y F0 V
- }
, b* \+ c) T3 ~* [& |0 Y, ], R" x - .toggle-content {
& h- {( H0 D# z0 K - color: #B0B3C2;
' W2 Q( b9 [% ]' s - font-family: monospace;
; t( b3 u/ W( v- B+ C" A1 N - font-size: 16px;* b8 U3 x: Z$ X3 H3 S- V9 d
- margin-bottom: 1.5em;" I3 C3 Z- n& M
- padding: 1em;' L) C3 j0 T& {( O; B- n. H
- }
' @! h9 p. u, Y6 j - .toggle-input {
" V$ p" v( M9 x2 r2 K6 m - display: none;
% T+ E z7 R0 _ r. ~; Q u - }
' a! h4 w: J3 h - .toggle-input:not(checked) ~ .toggle-content {
9 z7 M. X6 D7 ^' @" W$ _2 N K - display: none;1 Z% Z* {1 n5 x" {# H' [
- }
7 B+ m; e: E- t, k5 D: W - .toggle-input:checked ~ .toggle-content {
% v6 R: [ a. Y; U1 l - display: block;
# e1 R$ k- S/ t7 E7 `5 U - }
1 K, `# ~6 H& ^% g8 w9 _, O6 J' b( S - .toggle-input:checked ~ .toggle-label:after {7 k2 {9 i8 w/ x8 z
- content: "-";% b1 e' D, l1 q, a# W6 o7 C
- }
复制代码 . Q1 L/ D' V5 n/ H6 t5 M
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