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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!">
* T: }1 p- ~. }- p - Label for your tooltip
/ P4 ]6 ^. k3 u; { - </span>
复制代码CSS代码: - .tooltip-toggle {( [- P, h8 R( o# X# B
- cursor: pointer;4 S' ^& M. Y9 ?9 T* Y! e) O$ }
- position: relative;( o# W4 H5 l# J) Y. H( c# Q1 z
- }- `: H3 B v5 ?+ N6 N5 f
- .tooltip-toggle svg {
1 {+ j! `! @: z8 I3 ? - height: 18px;
# F* U$ O( v1 G s: ~7 u' b - width: 18px;
% Z. r9 B: G7 L0 |! ^( ] - padding-right: 0.5rem;
& n- w3 w) M* ?6 F; k0 i - }
/ q0 D" d$ V7 e% w: ^ - .tooltip-toggle::before {
( q6 q3 _9 w5 f& w - position: absolute;/ m3 {7 l1 T9 T! P
- top: -80px;
6 H( ]! Z( @( S3 D - left: -80px;5 ]% Y) C4 T7 k! G7 e. m, J
- background-color: #2B222A;3 z% V& A% @* r+ a4 D$ j0 C
- border-radius: 5px;
& e( X, {; F: `8 ]/ o - color: #fff;
+ K6 p: B/ x# l9 S9 x - content: attr(data-tooltip);
: _. R5 f1 |( a* W( ?8 u - padding: 1rem;% J+ ^( [- n5 ]7 x% S
- text-transform: none;
: z; J# c; ~, p; n+ c2 W* O7 t - -webkit-transition: all 0.5s ease;, Y3 p/ N0 P1 D: X
- transition: all 0.5s ease;
% e0 F. O' L0 v3 o - width: 160px;
1 g. s! J: V# t1 b - }
; B4 W ?. U0 L) `) R8 p0 H( E - .tooltip-toggle::after {. x H7 G s5 B9 d {$ c% s5 K
- position: absolute;: t6 r7 M$ D0 }9 R+ W
- top: -12px;4 ?0 }, }; f' Y7 V X; e( N
- left: 9px;
+ h# w2 Q8 T9 o, D - border-left: 5px solid transparent;
' X; j& ]* f# k0 w* R9 ?4 Y - border-right: 5px solid transparent;
$ i' A7 }9 a( m8 |$ g. k - border-top: 5px solid #2B222A;
# E5 \/ [9 {2 X2 R c3 Y - content: " ";! K( h, G4 ~# @" U
- font-size: 0;0 Q+ v$ @' x- j3 S
- line-height: 0;! e: Q3 g1 `0 x* y/ ]8 R
- margin-left: -5px;
3 g- }& `) ^) f# h+ s$ N - width: 0;. t' ]( E" x; Y8 I5 w
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- .tooltip-toggle::before, .tooltip-toggle::after {
; F( G- C5 J, l) g, I) {6 ? - color: #efefef; o+ b! m2 }0 ~2 P! \/ A
- font-family: monospace;
( H$ c% u8 N3 v - font-size: 16px;" ^8 V1 g6 c% Q7 b7 N, A
- opacity: 0;
8 N, t" b v* I1 y4 T - pointer-events: none;) m5 j# K5 w! m! h
- text-align: center;- ^% I ?- D/ F; Q( S% A O
- }, K1 d# i- T* i1 p
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' k& Y9 q5 G' }+ L8 z% M4 s - opacity: 1;; K6 k; `# j, y8 E1 N2 P; q
- -webkit-transition: all 0.75s ease;
7 J7 _# {! J" z" o4 d# a' e - transition: all 0.75s ease;
. l, v- {& U" p! h- H( M7 f - }
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">
& Q0 x) Y, f: x5 I+ y - <ul class="nav-items">
6 C1 L% r" x4 v7 O# W - <!-- Navigation -->
3 K& R* P+ D/ M - <li class="nav-item"><a href="#">Home</a></li>
# A9 i) r! e4 g, v5 Z+ `) T* I - <li class="nav-item"><a href="#">About</a></li>6 [. ^1 x- x! y8 q* y: H
- <li class="nav-item"><a href="#">Contact</a></li>
% G) h& F3 v0 G# X3 \9 `3 G - <!-- Dropdown menu -->
5 a- H2 z& U; _+ C5 V - <li class="nav-item nav-item-dropdown">& I. ~ O# b0 v3 d5 {
- <a class="dropdown-trigger" href="#">Settings</a>& `+ ]3 J4 e$ E) X" j, s- W8 P
- <ul class="dropdown-menu"># y1 v8 ]/ D6 M0 D. e J
- <li class="dropdown-menu-item">
% Z! H, _/ W% e# ?! l. [ - <a href="#">Dropdown Item 1</a> ^, z- r( s/ q* M
- </li>/ s0 ~) h$ D& t3 t7 ?8 ?4 |; H) O
- <li class="dropdown-menu-item"># J0 n _+ p) J
- <a href="#">Dropdown Item 2</a>
1 g# N7 L7 W1 [. N$ m - </li>) R$ D& c: @' \6 _; `0 S4 x3 Y
- <li class="dropdown-menu-item">7 X" R0 s/ g, Q1 D
- <a href="#">Dropdown Item 3</a>
$ @+ X* ?/ V$ ^8 @. n* k - </li>
' S6 {7 k- m4 r3 v E$ r - </ul>
0 V5 G) W- v/ o1 y - </li>7 ^2 \2 d. ]5 z% B! r1 F' |
- </ul>. Q/ m6 T3 h% I8 F4 ]
- </div>
复制代码对应的CSS代码如下: - .nav-container {! S9 A2 {0 K9 ]* H3 B+ _( v5 F/ B
- background-color: #fff;
& B# c& K+ \( e: k( L! [* L1 P - border-radius: 4px;0 ]6 j. ]& N; P' w: [0 M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- i0 ~+ R! _$ V, A) m, i
- padding: 1em;' C i3 v% {: m; f
- border: 1px solid #eee; y! p0 h+ C k+ [" P
- display: block;3 T8 T. W6 ^$ c
- max-width: 400px;* h* x- n, u( r
- margin: 0 auto;* ]; I4 W& l+ J
- text-align: center;
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- ul,
3 N/ t$ y1 {$ W. @7 i) b% B9 P# R - li {5 [% u8 U |7 s2 H
- list-style: none;: _' L6 g( ^. b) \
- -webkit-padding-start: 0;
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- a {
+ }; ^# Q' \$ H: v+ D' g3 F& C - text-decoration: none;/ n) R3 O$ [4 i* |+ M7 M
- color: #ED3E44; V/ D" F1 f1 \ ?' l* q
- }! J) ]% H2 J! q; q2 b% O
- .nav-item {
2 b+ v( |* ]! u! z- ` U/ r6 `+ \ - padding: 1em; @' M6 i5 j3 L8 \5 f9 d# |
- display: inline;
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- .nav-item-dropdown {) z2 v" E& ^' z* Q
- position: relative;3 ]9 n' f8 W& @. D
- }
: T" i3 k3 R6 f' z" H - .nav-item-dropdown:hover > .dropdown-menu {! n; l2 }8 C; n, ^/ A
- display: block;
0 [$ p. C! ^5 G/ h# Q - opacity: 1;
- O: L$ x; v3 c$ [7 Z - }# C( I3 w$ D. O$ O
- .dropdown-trigger {( S* S8 C6 u4 O& `4 B
- position: relative;
3 Y( Q/ E& g/ ?# W* y+ L7 @ - }
, ?+ }. I7 o8 v; N" H5 L* t+ J - .dropdown-trigger:focus + .dropdown-menu {0 E; t4 P' D! |/ C4 p
- display: block;. M7 y7 O# \) y% V$ ?
- opacity: 1;; L/ w: L; b: [# k7 A7 D( V0 _
- }
* X& \7 Q, H, j' J [ - .dropdown-trigger::after {& J( E5 k& `* o( @% Y+ b3 a' a
- content: "›";4 P, a7 @7 i, b' j& X2 H* s, n
- position: absolute;' l8 L9 z' h* g N) O9 H
- color: #ED3E44;
, @ F6 P& k0 |; G s* s+ @5 J% w: j - font-size: 24px;, u# t0 G/ N. Y, G! H$ W
- font-weight: bold;
9 @( w3 B! Z8 J: q, k" u! I3 } - -webkit-transform: rotate(90deg);' @: _! V4 ^* d5 H( u" D
- transform: rotate(90deg);
! `3 b* Q( K y u - top: -5px;# u9 i; D1 R s* i6 V3 p' B. u
- right: -15px;9 o& y, V2 R/ K* }
- }
' b, t3 C2 K# o) n) v. ?% ?( X - .dropdown-menu {# G$ o0 a; T3 r
- background-color: #ED3E44;& P7 p8 u& Y1 i7 r" r
- display: inline-block;
9 ~& f' |' x2 A$ `% | - text-align: right;
& z+ X- i$ L: M! n8 Y. I, | - position: absolute;
; E3 @: H: j ^% @ - top: 2.5rem;6 @1 W' D5 g3 k
- right: -10px;
7 k7 g* }" n6 g: y' H% L6 _, i - display: none; h1 g, `: R! x" W+ o& N
- opacity: 0;3 P2 G$ s" v0 _( _
- -webkit-transition: opacity 0.5s ease;
% x4 o4 t1 T! U [7 ~5 e$ F/ a* ^7 z1 P - transition: opacity 0.5s ease;1 W4 G+ {1 H; Z4 z& K
- width: 160px;) r; r8 S" p' }+ x5 E, }
- }
* K0 l3 B. }8 P5 v! r - .dropdown-menu a {
5 F, U7 o3 N2 Y) z8 _ - color: #fff;
: T1 e+ X" f/ i I - }' `4 K8 I$ {1 D& o
- .dropdown-menu-item {
& Z; h0 E- q, `; B* t* A2 o7 E - cursor: pointer;+ U R' [* t) G+ c y: X2 P5 [
- padding: 1em;
* ]! Y- U" t8 A8 l) n - text-align: center;
+ l* l" L/ W, g1 V - }
, Y: J- ^9 a3 E' L - .dropdown-menu-item:hover {
1 E9 x+ K+ t& T& t A; ^# c - background-color: #eb272d;1 B( {, U& h3 K, i
- }
复制代码
" j. `9 ]" M. }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ o, K" f1 n- T) [; } - <!-- Checkbox toggle -->
# r0 M# z3 Q7 I' T- i - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" ?$ L* Z* [+ S0 ^' F) |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 H; N. m; p) t0 e* g - <!-- Content to toggle from www.mfbuluo.com-->
6 u, N3 @# Z8 g _8 D - <div role="toggle" class="toggle-content">$ S6 L% W5 t8 p3 X6 l) F) A9 y. w* \0 Z n
- BA-NA-NA-NA!/ L$ G' w0 t: e, z& \- H- E" U
- </div>
3 R. W( f+ |* T7 l* g3 j - </div>
复制代码CSS代码内容如下: - .toggle {( Q$ P" N) ?8 p9 e( o7 o
- margin: 0 auto;( j" d% X \1 t, W9 W3 R# l8 S
- max-width: 400px;! o2 w2 {: C9 }1 l( w8 ~8 a
- }* w. G5 G- z8 r$ g% W: c. L+ }
- .toggle-label {
! G9 ^, X; c" V! } - font-size: 16px;
- g2 p- N% r1 G1 g) H - background: #fff;' t, e7 v# _/ `* V
- padding: 1em;
! K3 E, Y" h4 {* y% `) }! ` - cursor: pointer;( S8 @+ e7 T) t6 F( ]
- display: block;
- N4 }6 g! c+ |* }$ Y$ h - margin: 0 auto 1em;
2 |. I: J1 H8 }+ Q7 ] K - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 k) N# t* P' b) E% Y* \1 b' S - border-radius: 4px;5 F9 @$ o& G; y
- }
, f* A2 G! Y3 R2 i - .toggle-label:after {' Q- e2 o: _# L: w8 l' F/ x
- color: #ED3E44;
3 }6 `/ T' ?1 x6 q* W; f/ L) _ - content: "+";0 ]$ p/ p6 h6 i4 U. Y
- float: right;
: u. H8 J% g9 w6 e! U/ a - font-weight: bold;6 S8 E. V8 v$ z2 H4 d4 l2 R
- }( W& d* s) O! E
- .toggle-content {1 f+ A0 G+ f4 k: Q5 f# R. P
- color: #B0B3C2;+ m" w5 L, f$ `2 E2 r
- font-family: monospace;
9 u8 [8 j7 c( j B* V - font-size: 16px;2 ~+ i8 ^: q# A4 t1 r7 f% h& p
- margin-bottom: 1.5em;
/ T9 v" f* d1 Z$ x. O! @ - padding: 1em;* h1 D7 E! ]1 w. ~& k V0 C
- }
b1 @2 `7 Q4 I% a; F5 @ - .toggle-input {$ R% g8 Y/ F) c9 [2 o
- display: none;
3 E) S0 ?7 w8 N: [ - }
4 s+ O4 Y4 A: m - .toggle-input:not(checked) ~ .toggle-content {
+ p; k8 A% X Y2 C2 u - display: none;
) Z% M+ V# W5 J8 Q - }
8 M: Q4 X! x( w3 S - .toggle-input:checked ~ .toggle-content {
; \' k- k* K5 H' t1 o - display: block;
4 e" x: Z5 ~# g! y. b' D$ T* [ - }. c& @/ }( K" `) v$ n% Y/ B
- .toggle-input:checked ~ .toggle-label:after {5 H2 w+ k, ~, k3 e; I, S
- content: "-"; Y" z5 ~3 i; x1 S. j
- }
复制代码 . V9 ?* m9 [( `+ l# ?1 h+ Q
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