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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!">( j" I& Z0 U# _6 p6 W' u ?
- Label for your tooltip) S: l9 B: C; \5 P% A
- </span>
复制代码CSS代码: - .tooltip-toggle {
" `* A4 z" b/ d. N& @ - cursor: pointer;
( ~$ S5 V- ]7 a - position: relative;8 V$ V: }2 g0 }6 c9 I% R$ Y4 Z3 i( e" g
- }9 W. l0 C1 z1 s2 q* G
- .tooltip-toggle svg {7 D7 d5 t$ F1 K; U
- height: 18px;) i; b# M' \5 n
- width: 18px;
$ h, V: t7 A- b - padding-right: 0.5rem;1 O" S/ D$ U& P7 ~' r: s
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- .tooltip-toggle::before {
0 b7 o6 z% L Q+ q8 | - position: absolute;$ w7 l4 s d! G" G
- top: -80px;' o% J E+ A$ J/ Y& V9 {
- left: -80px;4 C) C5 ?* d/ g$ X) S5 ~
- background-color: #2B222A;
" F2 x5 c) W5 A0 ~ - border-radius: 5px;
* f/ g/ v; ~+ W - color: #fff;
, x8 C: Y: z" m8 r1 |6 Z$ D$ Z - content: attr(data-tooltip);! v, _) r+ ^! Q- G. \" t
- padding: 1rem;6 x5 U( ?3 E3 B) T6 V
- text-transform: none; |: K3 K/ k) T. ^: Z' ]) T5 c0 T
- -webkit-transition: all 0.5s ease;
- s0 P% q+ ^6 r+ Q8 E9 e- G+ [ - transition: all 0.5s ease;; V9 Z2 {( R8 m- D6 n
- width: 160px;
0 \' |" R& \! }8 k( S" |- | - }
/ L% @0 G0 r* e - .tooltip-toggle::after {- p/ e, T/ i$ z F
- position: absolute;
9 V2 K( b1 N o9 H6 R. c+ U - top: -12px;
. k" H( ?4 r$ B3 D; O+ @ u - left: 9px;3 `7 F" `/ \, m) U7 i
- border-left: 5px solid transparent;% k6 t# G# P) {/ j/ w M# ^5 {
- border-right: 5px solid transparent;( D5 @1 j0 i. S8 y
- border-top: 5px solid #2B222A;4 A; K4 C$ m# I. ^
- content: " ";
9 Q6 `0 {. l( C2 n; t' L - font-size: 0;& q9 `! `5 X3 h9 i( ~
- line-height: 0;
. R2 y& T! w" W! u - margin-left: -5px;
/ ~* j* O- |; k/ B7 T" g k - width: 0;' B8 |( w& Z6 v% C0 m! |0 X
- }
5 }" ?1 P* V; r. V - .tooltip-toggle::before, .tooltip-toggle::after {/ _% E1 Y9 P/ \! U
- color: #efefef;# j8 t9 S( t/ M: J# l
- font-family: monospace;' Y0 P, P& O% w4 c% \
- font-size: 16px;, K# N# Y. c! c4 V3 b
- opacity: 0;6 M R' R( b4 x4 o, ?8 r
- pointer-events: none;
7 e* A! z8 c- A, t; \ - text-align: center;4 ]: h" C4 \. f) z+ Z
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) j1 ^1 p+ ]. U6 w& F v/ L - opacity: 1;7 m2 T; i: x m% m6 z( D8 j
- -webkit-transition: all 0.75s ease;
, X* q4 ^. Q9 f; B2 P1 m& e8 C - transition: all 0.75s ease;
4 b" u5 B! C- L v3 O4 A - }
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! `! T" O3 ~ - <ul class="nav-items">
6 k/ v3 U2 k% q; V" o# I6 Z - <!-- Navigation -->
9 D$ Z3 o3 V2 g - <li class="nav-item"><a href="#">Home</a></li> o+ C2 o% e# o. \+ `0 x
- <li class="nav-item"><a href="#">About</a></li>
O: l4 i1 S2 K6 x3 N) G- y( v - <li class="nav-item"><a href="#">Contact</a></li>1 M5 |1 i6 a a/ s" @! q9 \
- <!-- Dropdown menu -->
+ n$ i& ]4 J7 n: m$ D, g' F1 n3 u - <li class="nav-item nav-item-dropdown">! L ~3 g' I. h" t; y7 m, J- K1 y
- <a class="dropdown-trigger" href="#">Settings</a>
$ d8 l% A. n8 E - <ul class="dropdown-menu">: Y0 l7 l! q7 g" M. T
- <li class="dropdown-menu-item">- g$ |. o" d, u
- <a href="#">Dropdown Item 1</a>$ G( {0 [" ^! k" O( F; b5 t
- </li>2 n" o4 ], x& v8 q5 r0 t
- <li class="dropdown-menu-item">
' c/ ]+ @! c6 A. @( ]2 w# n - <a href="#">Dropdown Item 2</a>
" v! n, h. J5 q+ r6 I& {% t" e - </li>
# z: P y5 k% \8 e8 H - <li class="dropdown-menu-item">
. e! s& O0 L; w - <a href="#">Dropdown Item 3</a>3 r) A4 ]7 `5 U3 p2 K- x$ h
- </li>
' h4 f: { |- h |/ l6 h - </ul>
8 a; P& H, N Q8 J/ b - </li>4 Q) e$ b( ~* P" m1 J& A
- </ul>6 q5 S5 `" f9 L; @
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- {( C% I! w/ K. X" C, V( d - background-color: #fff;
) p3 L" ?5 N$ U" G0 E' U( n - border-radius: 4px;: N9 S7 n) {7 R3 q- _* @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); [3 Q& r; d8 p. N
- padding: 1em;% S. T S. N q4 E9 v8 j+ f
- border: 1px solid #eee;
% |) [2 @, L- a9 A. o% \ - display: block;
) l8 C+ W5 \; }: ~4 @: n9 ~ - max-width: 400px;
# w: Y3 {2 `3 C$ I! ? - margin: 0 auto;
+ I; R9 n% h9 X - text-align: center;
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- li {
) X$ ~$ u7 `- }9 @3 h. K3 o( [ - list-style: none;- z) {' h0 l* e1 k
- -webkit-padding-start: 0;
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- text-decoration: none;
. i0 Z, P' t- @, l( ]* @5 } - color: #ED3E44;, L% o9 I( [, P+ N$ p
- }
8 c2 {) j0 y; y1 ~ - .nav-item {
/ j! x4 @: p1 l, d9 v - padding: 1em;
$ y& X6 ~3 y7 |1 M6 L - display: inline;9 `+ H5 ]1 f! m9 w9 I) H$ E
- }8 \' U" c4 q7 Y! Q0 {% O
- .nav-item-dropdown {
1 v5 f$ ^6 O; ] v% a+ b - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
+ t: j+ H1 }& ]/ a( X) U& ] - display: block;3 M* d1 y$ h v E, f' A
- opacity: 1;+ o' C% o* S* Z+ F
- }. L5 l; h8 i3 C- _/ }
- .dropdown-trigger {
$ v* I5 u# m! E/ O6 V2 d/ z - position: relative;
5 E/ `5 p8 q1 j7 L: w - }
' o \# I5 ^6 [- K - .dropdown-trigger:focus + .dropdown-menu {
9 q9 ~. z" _( H. x4 F* Y$ C - display: block;
% w3 P7 b: j# ` - opacity: 1;
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- .dropdown-trigger::after {: @* `/ `) o' Z7 `* w" B) i, v4 ], c
- content: "›";
3 d3 J: H( R; o& e4 t4 U+ g - position: absolute;
! w. }, s, |/ B2 P' f* Q - color: #ED3E44;
! x7 F1 @6 d# | b - font-size: 24px;
) ~8 \# b: i8 I. `' q" V0 a# r - font-weight: bold;
) Q q, M7 J6 n - -webkit-transform: rotate(90deg);3 c7 t" c* w$ c, ^3 n
- transform: rotate(90deg);
& C) \6 }% X7 I& d - top: -5px;% D5 \9 `% O' G1 r! P0 I
- right: -15px;3 b5 S9 u* W% E6 j4 {7 o
- }6 G, I# e0 K4 U0 o
- .dropdown-menu {
2 J5 J- L W7 ~+ g4 K - background-color: #ED3E44;
, D1 Y& ~' r5 T K. w - display: inline-block;" r9 |% i3 e- V* W3 {. I
- text-align: right;
$ J$ _! ^7 X, S" A) \. A) F* X6 I - position: absolute;6 c7 L9 Q/ p4 c j
- top: 2.5rem;7 `: T# S( k0 E9 Q1 J# c
- right: -10px;
; C; \- }$ N* u. x/ J. f - display: none;8 d7 w( i- ]- W/ v5 x
- opacity: 0;
4 |) H" S) v9 i% l2 S - -webkit-transition: opacity 0.5s ease;" A. U5 N4 y3 Q
- transition: opacity 0.5s ease;. C0 `# Y O: j( s+ D5 t
- width: 160px;- ~& S5 A) F2 C6 d" E! G2 _/ }% t
- }& m. ?; D; q* o" r
- .dropdown-menu a {6 H+ K8 P% Q7 q' ], U0 G. }) Y
- color: #fff;
# N& o: Q0 _) ~( Q - }
" X2 f2 p8 ^ w: ?* u - .dropdown-menu-item {
$ {# J" E4 Q# z - cursor: pointer;* s8 u$ ?. P% W& A
- padding: 1em;8 }/ N9 w) l5 F
- text-align: center;
/ e0 k! d- M1 w$ B7 n2 \' y( O/ U - }/ ^& i& m* B! I1 @% d
- .dropdown-menu-item:hover {
@0 l5 r3 A$ P% O# U - background-color: #eb272d;
9 y8 @# z8 [$ h% t - }
复制代码
+ G. v6 Z! v% K可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) W- I' s% V( Y5 h4 W1 w) j$ o- { - <!-- Checkbox toggle -->* f6 b% [' h Q0 ^. C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 B0 H9 b8 p0 V; ~
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 ^5 i( F1 K% _% @ - <!-- Content to toggle from www.mfbuluo.com-->
- ^3 R: m- @7 r! j+ y0 M - <div role="toggle" class="toggle-content">
2 R' q3 M( T) F( J# M Q - BA-NA-NA-NA!
: o, |7 W o3 z3 p t/ `+ x5 ?9 O+ Q - </div>
2 ]+ p! G$ D4 `% |4 W& l - </div>
复制代码CSS代码内容如下: - .toggle {: G" t# \7 `6 w0 Y, K' s
- margin: 0 auto;! c% S( C/ L; r3 B: K' G+ N
- max-width: 400px;4 e; a4 b( U9 A
- }8 A- ^0 |9 v" `3 j" P) N
- .toggle-label {
1 W- n, p7 O9 e, W2 ]3 T - font-size: 16px;
6 Z$ M. O' n) y0 n- J6 ~4 Q5 A0 V$ Y - background: #fff;! E; Y1 C1 i" l% B
- padding: 1em;- n* m s* ^! }- x
- cursor: pointer;" m9 w1 W$ t" P6 E* T7 d
- display: block;
" H# k+ p9 F1 O: H - margin: 0 auto 1em;
6 g- k2 c- X u- X7 R$ J# r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% V9 q/ t" B8 w# d! o, j - border-radius: 4px;
9 x) S5 O1 m9 N o$ V0 C - }* M/ Y! [: D$ {3 f r. p
- .toggle-label:after {
! J+ R+ |9 V0 U# r' N- R: e - color: #ED3E44;
7 p/ ^% @" x4 B: L4 ]! k; B# s' D - content: "+";
8 J6 F( ^8 J+ d& ]6 b - float: right;) ^7 C+ v) D# h! J x6 R
- font-weight: bold;
2 G! P& K( b" m - }* O1 I" X1 m9 r* @2 e" ^; X, N
- .toggle-content {
$ L2 ^, V' x% e! H0 u0 m+ g - color: #B0B3C2;, E' S" Z7 c; ~6 A+ J& }: ]% T* s9 _
- font-family: monospace;: H$ B. i" {5 j$ ?1 a+ W J1 k
- font-size: 16px;& k/ S" p9 Y k( |4 ^% X) A& `
- margin-bottom: 1.5em;( \$ R4 v' e9 q D: U% {" I
- padding: 1em;
5 H/ F( L5 A3 h- x* e' K7 Y - }' S4 p( ^9 F) V( C9 [% |2 P! b5 b8 O$ Q
- .toggle-input {
|! h9 X& s; L2 O; @6 E8 O; _5 q - display: none;
8 A, u8 k: }' n" p5 N7 p& p/ Z - }* Z: i9 E$ ?9 k* m
- .toggle-input:not(checked) ~ .toggle-content {
) W) j2 A Y( A% x! K+ Q. [ - display: none;3 z8 v: j0 D0 J" D1 J7 w% T
- }
! E: \8 R9 n- W - .toggle-input:checked ~ .toggle-content {: n6 `) t2 P4 [, G5 T
- display: block;, j) v5 d* D& n% x. |
- }
N3 c7 `( d: U! h3 O, o - .toggle-input:checked ~ .toggle-label:after {
4 Q8 t2 g5 n! j6 x# e - content: "-";
& c+ y. k8 ]# J- R# |3 ] - }
复制代码
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