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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!">
7 @4 T2 v7 c# ` - Label for your tooltip4 b; L8 ?; K Q5 ~1 n9 I% Q. M" X
- </span>
复制代码CSS代码: - .tooltip-toggle {
; p; f! @5 n6 o" h+ }' q% F y* A - cursor: pointer;
4 u' ?. i1 N1 h5 f5 B- j* h9 l. @: C2 v - position: relative;
" C+ {2 M8 k2 s/ K4 B4 |+ I - }
6 U1 c% |' Z) ?% O4 r6 h - .tooltip-toggle svg {# }1 S0 ^$ |' W8 U- @0 g
- height: 18px;
+ f, E: D" f- Z7 U/ Y% P - width: 18px;
6 e" C0 Y& B- ^, I# f2 D5 r$ b - padding-right: 0.5rem;1 O# N; S/ @8 H4 d; D4 [
- }4 T& f% T+ c( J* J* _
- .tooltip-toggle::before {
$ G$ }; V$ Z+ ^7 V - position: absolute;
9 m) c) Z+ t9 S8 M. W$ H - top: -80px;6 N& n/ s3 C! _9 `9 B5 v3 E
- left: -80px;1 b3 o1 C, M4 [5 w8 Y. S4 z. t# P
- background-color: #2B222A;7 `/ U$ _1 {3 x/ ^! O6 g% w$ Q
- border-radius: 5px;+ v6 U9 s% R2 M: k& s$ r* V
- color: #fff;
T* w3 d) w# e - content: attr(data-tooltip);
) v7 D+ p3 {$ {" C - padding: 1rem;
$ M, g0 w3 h3 H) M6 i( r* a; n - text-transform: none;
1 s+ O0 @/ c" R$ X4 F1 t9 }$ H - -webkit-transition: all 0.5s ease;# Q" X( h' A; G( d7 C
- transition: all 0.5s ease;7 F9 J9 z4 c( K! @
- width: 160px;
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- .tooltip-toggle::after {! e8 R, h% p6 E/ B
- position: absolute;# Z- _ N2 b/ f# o' X. ]% g' N! j3 v
- top: -12px;
- Y" k' F0 y$ n - left: 9px;
( O o: R0 J* W% r: N - border-left: 5px solid transparent;
- i$ S9 c3 g2 d5 ]* H+ m1 ] - border-right: 5px solid transparent;
# y: s+ i, Y" O# q( Y - border-top: 5px solid #2B222A;
7 q, `! z/ w! X- t0 I. X - content: " ";
! W4 _' f# E) D7 t: n' c$ a! X - font-size: 0;5 W; W5 X. a% f6 k' s
- line-height: 0;
4 Q0 w6 Z: {1 M6 C4 R } - margin-left: -5px;
: `. C& l+ |: }3 R - width: 0;
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5 N8 V+ \( F7 J7 j! D - .tooltip-toggle::before, .tooltip-toggle::after {/ X9 K) c, i- [7 ]- o
- color: #efefef;
$ @$ ^( o- f4 L; v' Z - font-family: monospace;
$ C( {: I$ V' q9 r3 i. [% W u% C" { - font-size: 16px;
_& c2 h6 v& M/ T% z0 u - opacity: 0;
: C! _" m4 w/ J% h - pointer-events: none;
7 p( ]% Y2 w+ | ~* B0 N7 [ - text-align: center;% X; a2 y2 |- I e! }0 k
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
p2 k2 W' `9 H8 V/ U3 y* G0 n1 ~! a - opacity: 1;
* _* K. O# g2 d; _5 S: i8 l - -webkit-transition: all 0.75s ease;0 r# M" j+ \2 I7 b
- transition: all 0.75s ease;
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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">
! D& S8 f( H* Z, k: X - <ul class="nav-items">4 Q" H8 c9 C, ]2 x0 @
- <!-- Navigation -->. H, H# Z: e- T+ I
- <li class="nav-item"><a href="#">Home</a></li>9 Z- f a3 T9 Y- O" w# K! L& B
- <li class="nav-item"><a href="#">About</a></li>
$ T6 R* r! c2 w - <li class="nav-item"><a href="#">Contact</a></li>0 n2 ], D" L! _. A
- <!-- Dropdown menu -->0 K5 g+ f" s% [4 B2 g
- <li class="nav-item nav-item-dropdown">. I0 F1 j1 {8 m+ n4 a1 _8 B
- <a class="dropdown-trigger" href="#">Settings</a>
1 x. H& M* S' ~6 E - <ul class="dropdown-menu">, G4 x$ u0 ]( Z" `
- <li class="dropdown-menu-item">! A* q, o6 P. ]4 z7 d" h& _- x
- <a href="#">Dropdown Item 1</a>
& M9 G$ h: q9 |3 E - </li>
' ?+ h% V# C. e5 S7 v& V2 v - <li class="dropdown-menu-item">
4 v8 @3 h0 Q2 F. V7 ^( t% q- m0 D& N - <a href="#">Dropdown Item 2</a>6 j0 p+ A# e: d* {, m" r
- </li>
$ ?2 Y, w, f3 o7 C - <li class="dropdown-menu-item">, l9 e' {# i9 S, y) \8 j0 x
- <a href="#">Dropdown Item 3</a>' e! w" B& ~4 X/ i- ?
- </li>2 @9 s2 [+ l' {4 k% _0 v3 {. E* N3 N
- </ul>) y+ d% k+ e! e
- </li># V3 n5 N2 t/ g1 L0 g: _% [1 j
- </ul>
# y: h: R; @+ c; j9 A3 v# K - </div>
复制代码对应的CSS代码如下: - .nav-container {
8 X0 F, b6 Y% ^; C; d. G - background-color: #fff;) \% h) N/ V/ y4 x8 N
- border-radius: 4px;5 U( @. X7 D. `
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 H7 N5 S5 J3 L c8 E
- padding: 1em;
" J( K9 P+ S0 d4 e - border: 1px solid #eee;
- o& w8 C: ] G - display: block;! J8 A% V+ }5 \9 s# C& k
- max-width: 400px;$ K7 D7 U K v9 l V
- margin: 0 auto;
5 t9 S1 W" c" C6 t0 ~$ p - text-align: center;1 `6 R: C; N6 |: f* w
- }
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- li {8 v' c% L# d U9 ?. w
- list-style: none;$ @! J. Y, y: v" R; }
- -webkit-padding-start: 0;
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- a {8 F; z1 X' u+ D) u
- text-decoration: none;
K1 F, X/ ` W8 i! j - color: #ED3E44;
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- .nav-item {
) w3 n/ i) F* ]% q4 s4 n% I1 P - padding: 1em;
* V4 L; r- U+ K% q% n - display: inline;
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- .nav-item-dropdown {2 _. J) m3 Q8 S4 |# Q2 f0 A1 D0 ]5 Z% |
- position: relative;' D% u! ?) \2 ]% V L+ U
- }
% ~% ~4 [5 t* A7 i, X1 r - .nav-item-dropdown:hover > .dropdown-menu {
4 c9 N N$ V* H5 D" K - display: block;& O( ]7 Z! Y7 y; M) a ]. J
- opacity: 1;, v5 }0 U3 T7 ?6 f. }! d3 I9 J
- }
1 v+ b# V; {+ x. I8 K2 { - .dropdown-trigger {
+ y$ M) e M9 J/ S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {8 J k2 w5 k% i! O
- display: block;
0 ]; J9 |" j! f8 q* K, N) [9 Z p - opacity: 1;
$ n- N6 X3 G# R7 T: f! ` - }
% x0 O: o3 V8 O6 j - .dropdown-trigger::after {
: P" n5 r0 B& Q4 m: v% Q+ o - content: "›";
. l$ G- m' d& ~ - position: absolute;
/ G* o5 j( u: d/ @ - color: #ED3E44;+ H2 \: Z4 }* [4 J5 M( B
- font-size: 24px;
0 V, j3 P% w5 x2 ]$ [ - font-weight: bold;7 }" m6 P8 b# ?: A' h$ {$ I4 Z
- -webkit-transform: rotate(90deg);
* e8 p9 C8 T m2 V( c - transform: rotate(90deg);
0 Y) f# g, L! f3 i - top: -5px;1 l- K/ X- d9 E- x) M' Y8 P
- right: -15px;
$ f7 F6 T$ e' @: u - }
. J4 D: O: s) q" G0 u& K# {/ E - .dropdown-menu {3 ]- y. Q, B8 l0 H' ~4 R. X
- background-color: #ED3E44;
3 {; [: @4 q2 ~" |; F6 C( \, b - display: inline-block;
6 _& |; Z7 Q% e9 R6 X7 @) e2 R - text-align: right;- ]' t2 A# g! g* H" O% N2 e- s
- position: absolute;3 x' t! ]" n5 z- \
- top: 2.5rem;8 Z" E* b6 [, ~& e3 M1 z
- right: -10px;
1 M T' d; i7 J4 O - display: none;
) v. |7 i, j) h$ i0 m4 h - opacity: 0;
& y8 t( T0 b4 S/ s, T - -webkit-transition: opacity 0.5s ease;
' p: j7 o; T9 w: q* r - transition: opacity 0.5s ease;- v/ Q+ S& N) F
- width: 160px;
) d3 [* J/ p* W' ]# K" w - }
! D* q3 f2 Q( ~; a& l' d - .dropdown-menu a {
6 N7 N' ]9 w) T/ G: Z2 w - color: #fff;& ]& D& L8 \; K
- }
6 w3 e* n8 ?+ B& I7 i6 M; L$ R) E/ m - .dropdown-menu-item {) I" j) x4 Y* `, C* c/ y4 `
- cursor: pointer;
0 @3 r- u8 y4 f' J4 D/ E7 {2 c7 l3 U - padding: 1em;
) m/ m/ V' ?" g( _. n, z - text-align: center;; i, H3 W1 t1 D
- }* p4 T3 Q& r% t, C. x0 c
- .dropdown-menu-item:hover {- L6 N( D5 ^+ X! y0 K( b
- background-color: #eb272d;
% m K& c$ e6 h# L; G8 |7 L$ ~: d" u - }
复制代码
1 l. Y( B3 T+ ?2 k1 O, ?可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! n8 }! W- P5 }
- <!-- Checkbox toggle -->. T. K7 b' ~+ F8 H" b" v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> s: ?* I7 y2 ^; v3 v( S5 e2 i
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# Q& S: G; {8 b! Y - <!-- Content to toggle from www.mfbuluo.com-->0 ]: Z- a: U+ Q
- <div role="toggle" class="toggle-content">
6 G2 V9 q7 }; N3 T - BA-NA-NA-NA!. e1 }/ r1 x& |6 P
- </div>
0 J6 B, b& h; U9 f1 }1 ?' P5 \ - </div>
复制代码CSS代码内容如下: - .toggle {
) l9 w& z: S8 z: p& p* [ - margin: 0 auto;
3 r2 j8 }& j: J - max-width: 400px;
/ A8 A; D) d8 O$ F - }
7 a. V2 u5 K! v - .toggle-label {
* _( X X, Q! C9 d) _ W0 y - font-size: 16px;0 X. G, W$ P/ M* s& R3 a, R. H
- background: #fff;
9 z0 r: [" } p1 o5 r - padding: 1em;0 p6 ^! J0 K$ W$ K
- cursor: pointer;
_; B9 j; @; S ~" H8 G k - display: block;$ k, B) e. I5 S
- margin: 0 auto 1em;' _8 h1 }# b- U! ]. {3 i1 y8 {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ o1 M' i, u5 {, `, D* t5 l - border-radius: 4px;4 V% ~# E3 w, M) Y6 b' l
- }
/ ]8 ]# U+ N$ Q! w7 B q - .toggle-label:after {
% I+ O) [( ?' W1 L8 i - color: #ED3E44;
9 C( I0 u* ?0 Q8 `, c; b9 q - content: "+";
$ }* v. \/ p$ g - float: right;$ ?% {! f, `) f) d8 h# B0 `
- font-weight: bold;
' K9 O2 ?8 d! @1 p& c! _8 S - }6 x* c ]' m) m7 w, C. g3 o
- .toggle-content {% d5 T. F" E+ S7 W- D6 r
- color: #B0B3C2;$ Z3 s6 h& I/ n Y( g
- font-family: monospace;+ j& [8 k- A$ d( P: b4 D! U3 M2 b
- font-size: 16px;
- m! G! C/ [" i9 t o* q! e- O9 [/ z - margin-bottom: 1.5em;7 h+ i4 e; X+ m$ ^; x
- padding: 1em;
5 c/ D8 D& c: c* o0 s" w& ^/ B4 a - }
) ], W: e9 p) [1 [5 w- M+ X- x - .toggle-input {/ l4 E3 `- m& R
- display: none;
6 [7 e8 p! ^. w# m- D+ w2 {/ F# a - }) A7 ^. U* l0 K1 v/ P8 k0 K
- .toggle-input:not(checked) ~ .toggle-content {
6 k% F5 g+ U2 s% W3 \8 @1 F6 a" Y - display: none;
: P) m# v; \. ] - }
2 g; E4 A( g- r2 x K4 g - .toggle-input:checked ~ .toggle-content {
, @" g; C& V- @' I R: I - display: block;/ U) Y4 W. n7 ~: ], `
- }
4 S$ ]/ I, [$ O- x1 ^+ j5 n0 t; h - .toggle-input:checked ~ .toggle-label:after {6 U# k6 p9 M/ I" y6 N
- content: "-";( v( M( o! |% h- t/ X# r" V
- }
复制代码
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