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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!"> g( w; M4 {5 W5 T
- Label for your tooltip
7 h0 D0 o, B* b; }* C - </span>
复制代码CSS代码: - .tooltip-toggle {
9 R# Z( Y3 f( b2 m' t - cursor: pointer;
& B3 @9 v9 Z2 e" d - position: relative;
. `8 G6 H+ p! \8 J - }
: j" A4 W4 P& {5 t - .tooltip-toggle svg {
9 o8 ~7 C# G1 |7 y C9 U - height: 18px;' a; k! T" B+ Y9 m, w
- width: 18px;
8 _ X- w5 e6 K* G - padding-right: 0.5rem;/ d+ g1 b; Z4 A% j ?
- }2 x$ S% J3 \2 N6 Z
- .tooltip-toggle::before {& s3 z [; M2 O. D# z9 q
- position: absolute;
7 D( F: D: D2 W* T; h( d( k - top: -80px;
1 Y# [& h0 ~& I) K. t" T - left: -80px;
' l0 X) ^2 r9 Z$ l6 u) a - background-color: #2B222A;: U7 Q: B7 b3 w5 d: l2 D
- border-radius: 5px;
% m3 U7 x) F: D/ k3 e - color: #fff;' e g# s- ^- u
- content: attr(data-tooltip);5 o5 y6 q. @4 h
- padding: 1rem; {: s& [ x V9 L
- text-transform: none;5 d6 N. f) b- X$ m7 K/ q
- -webkit-transition: all 0.5s ease;
, X- |$ J# h6 B/ N9 h' j - transition: all 0.5s ease;2 A- f2 I* y+ A8 ?1 `
- width: 160px;
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$ Z$ h0 N. x& U# l - .tooltip-toggle::after {: l; G! A& H5 y- r6 f6 ^1 E
- position: absolute;, p0 {/ ]+ F f* O5 S
- top: -12px;4 v6 w( C" S1 {, l- O! G
- left: 9px;
- v' k4 Y4 R& ~% a" O( T! _5 c7 h - border-left: 5px solid transparent; v+ p& a" t. o9 \7 y, u$ {
- border-right: 5px solid transparent;$ K2 d& j* N* X6 V
- border-top: 5px solid #2B222A;# Q3 p8 y& y2 \/ N$ f
- content: " ";
3 G! H/ w/ Q4 A: Z# b) m2 r - font-size: 0;
/ @3 F9 A; N: m5 e& n - line-height: 0;
9 j1 |6 g. }: y - margin-left: -5px;" d* A' A6 D' d& o+ U$ m% _
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
1 I. `" b! s: K - color: #efefef;
, r+ Q, w0 B! t4 X - font-family: monospace;/ R# }( T. C. F: N! j7 Y- Y2 e. v7 R
- font-size: 16px;+ P3 i" {) _' [' ^9 G; D3 f6 q
- opacity: 0;
% d( b8 a! k4 K% q; o7 O' o% N" E - pointer-events: none;
/ t( d+ R% [% p - text-align: center;7 p. W- b2 i4 v" D' Q5 L' x, i8 h" d2 s
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: _1 \- K3 X% j6 Z9 @ - opacity: 1;3 y, q# [/ i* t- W! V2 T
- -webkit-transition: all 0.75s ease;" J1 v( p: S7 ^5 i
- transition: all 0.75s ease;- y* |& t/ f6 ]4 E/ i" v& 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">* H- {5 O& c% G( ?8 Q
- <ul class="nav-items">
5 I2 N' i8 G. p4 ^) ^1 W+ [. h - <!-- Navigation -->: m5 p" ?/ V: ]) {9 T! L
- <li class="nav-item"><a href="#">Home</a></li>
' V. O' g) \ ^2 `- p$ C - <li class="nav-item"><a href="#">About</a></li>
) @ k* V8 K/ v - <li class="nav-item"><a href="#">Contact</a></li>
: ?6 }5 _$ q# T3 E. j* E& V) v - <!-- Dropdown menu -->
& k5 g1 ^6 G4 T5 X7 O; d2 [ - <li class="nav-item nav-item-dropdown">
) z4 c! N \& `6 }+ V - <a class="dropdown-trigger" href="#">Settings</a>: ]* K+ b2 y/ {/ G+ b' t5 E2 E
- <ul class="dropdown-menu">/ ^% n; Q% s7 l: w
- <li class="dropdown-menu-item"> U7 t* g) `3 ~- g! V1 N( [, F
- <a href="#">Dropdown Item 1</a>
! G, K% Y% I( ^ ^6 C9 B - </li>
0 p1 u( O2 ^: n4 W - <li class="dropdown-menu-item">5 D7 I4 F( ]* o$ N( W. S C
- <a href="#">Dropdown Item 2</a>3 w4 E0 X8 t2 _( [9 l: Y
- </li>
6 ^! }" G9 S& z8 ~' x: J. q( y - <li class="dropdown-menu-item">7 A: _7 N- g) ]) ~) g s4 g: n2 n
- <a href="#">Dropdown Item 3</a>
, C7 U, {8 B5 Y+ c; c - </li>
9 |0 E/ K' ^9 N7 M/ V7 L/ [3 z - </ul>
# S% U( y3 i7 f4 M# i - </li>, o A. J% S5 O& H+ I7 N6 y/ d' l
- </ul>
4 H! |/ R/ d/ a8 f4 w' j - </div>
复制代码对应的CSS代码如下: - .nav-container {
; X8 E+ J Q! Q+ v$ L* @. F1 Q5 _ - background-color: #fff; O$ w6 l. s. V/ D) H
- border-radius: 4px;2 |7 l0 j0 T a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ E( h% S0 G6 F. J8 Q- @ - padding: 1em;9 s, i) J0 G( G3 E- O
- border: 1px solid #eee;# Y, f/ ?9 B3 G9 j: J4 T' G, h3 L
- display: block;
% B$ Q$ g& h. }( {) Z! x9 M5 L* ^+ J - max-width: 400px;' `/ l7 u) k" s
- margin: 0 auto;) X7 D5 h$ W2 [
- text-align: center;
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- ul,
- `/ {0 t; F, v) A' c - li {
4 F0 t0 A9 G4 s - list-style: none;( o( r! I$ Y0 ?- r
- -webkit-padding-start: 0;4 S; A$ ]) Y0 `9 Q2 v
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- a {% @4 j0 W1 ]" ?/ ~ c
- text-decoration: none;% k$ b+ ^3 E; n/ v' ]0 q
- color: #ED3E44;! i: O: D7 o4 E4 A( a
- }
! U" T5 z: @; U% M- G1 ^# g# u - .nav-item {' k4 [ K! ~4 }7 d# H' l
- padding: 1em;& M# x. ^, F2 L( S- K8 J* Q7 P9 |5 R" u
- display: inline;& o ?$ d+ `9 ?* {6 |: j
- }
- R+ t/ N7 C/ L" } - .nav-item-dropdown {
9 l- T u0 x* F6 i( d - position: relative;
- h% K, A* G" G. `- @ ^/ t$ c9 a4 {7 V - }( Z0 F' e! A# B$ [$ T! O% f' U
- .nav-item-dropdown:hover > .dropdown-menu {
5 @( ?* V( s$ X1 i6 w - display: block;& x( d4 ? f% u3 X1 k
- opacity: 1;
) e S1 b0 u' x! y" @ - }
i4 f/ R5 e4 o+ `" R5 V2 W - .dropdown-trigger {
% p( h4 M8 J- G+ T; h* ?3 Q - position: relative;
( S, {3 R& X& |7 M5 u# N - }
' J; k# t1 j/ h8 w$ r$ Q - .dropdown-trigger:focus + .dropdown-menu {
0 R6 ~3 o) \; E) f - display: block;
C1 q, o1 Y0 e! J7 I' P - opacity: 1;
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- .dropdown-trigger::after {2 z c7 n2 e7 `. J0 L% J
- content: "›";9 D z) [6 n/ D! |- E
- position: absolute;
% U2 w% p, G" q7 Q% A - color: #ED3E44;
8 @7 U: N5 ?* f4 h - font-size: 24px;, t& B* Y! I9 p) t' W0 v( P* S
- font-weight: bold;
, t5 ?; E* w: A8 Z( } - -webkit-transform: rotate(90deg);0 T! U! K8 |! k
- transform: rotate(90deg);
/ A8 p+ f# G$ p' }8 m% w - top: -5px;. H- k9 e H2 p
- right: -15px;
9 @* Y: [# U r4 ?7 m* R+ Y - }7 U/ I) H! w- T ^ Y3 q7 M/ f2 Y
- .dropdown-menu {
# e- z& s# L- x6 W S# U - background-color: #ED3E44;
4 m9 v7 }, M4 \3 _: k - display: inline-block;
8 `$ {7 }" m& R4 x2 O* O, T - text-align: right;% x$ a' b. P+ a# Y3 I
- position: absolute;
, s5 r" h/ f2 e4 {7 U3 }9 c - top: 2.5rem;, z% @: {, V% _7 g& c6 t% V8 ? d
- right: -10px;5 d1 s1 g! X+ _- O5 ]4 _- f
- display: none;
2 W1 m" ?. C0 S+ a+ H# }% N, X - opacity: 0;
3 K/ [/ {6 d" c7 T - -webkit-transition: opacity 0.5s ease;
: e. n1 m' E- m7 e& h3 X - transition: opacity 0.5s ease;
4 n- A! |2 l: z1 j - width: 160px;) i U% g7 V+ M$ q
- }) [, t9 A0 v! Q. X
- .dropdown-menu a {5 Z) j1 }# Q; X+ z) B/ k7 H- r$ s7 O
- color: #fff;% b4 r' i$ J% u) M. s: q
- }
8 [7 ^5 J( V8 U- \ - .dropdown-menu-item {: l4 s; ?" x" f: A# s
- cursor: pointer;
2 H! G& s4 f" i+ ? - padding: 1em;) J, _+ y, t$ d- {& T' ?: ^
- text-align: center;: D+ \4 M/ a2 a) a, U( k; q
- }
: F. ]0 a- \5 t" V/ f& A: e - .dropdown-menu-item:hover {2 O0 d, ` v" W; B
- background-color: #eb272d;
' ^; x/ w" L: s( x5 M# x9 o. p - }
复制代码
( P$ U! E4 R' P4 \# J可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- N$ J! L+ H* G, u; K( h
- <!-- Checkbox toggle -->
, R9 Q1 H4 ]- v* k- ] - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
/ j! ~/ b6 l3 g- x& j - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># P8 P# |+ r9 G, O1 L
- <!-- Content to toggle from www.mfbuluo.com-->
1 p% m: u. h: w8 U6 \) a4 T - <div role="toggle" class="toggle-content">
/ G; a5 b3 A! q% H: l - BA-NA-NA-NA!
5 ]* c8 `1 T9 K7 Q" G& |; I - </div>& ^6 ^; o7 y& R+ [ t0 K) t
- </div>
复制代码CSS代码内容如下: - .toggle {( p+ k% c9 r. H3 T* Z
- margin: 0 auto;
6 [3 K0 E' s4 h2 ~ - max-width: 400px;
7 U0 g5 E/ \+ ]% c& f, U" v: X( w+ d - }
2 ~: Z' q! r' q' m) Q$ B/ O8 e5 a - .toggle-label {1 J, I& ]/ X* r6 I) `1 {# g
- font-size: 16px;
- W, ]" ?+ h0 _: [# m; o' W$ v - background: #fff;: |% M4 y$ i% N0 N9 a' ]1 u# ?
- padding: 1em;
, q/ N/ z1 v* Y B2 u, ]; J - cursor: pointer;' A/ o3 x% i5 W0 d
- display: block;; Y* U* f1 J2 T4 C! w
- margin: 0 auto 1em;
' F8 W$ a( s& m0 v( S* x( N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); g, J- i! o- x8 i
- border-radius: 4px;2 v9 L* O; ^/ W0 x6 F8 E+ s) l
- }
: ?, s$ ^9 Z" e" {2 L3 j3 w* C - .toggle-label:after { y7 _$ ^6 n7 T0 _
- color: #ED3E44;
9 p, r5 x" d* {* {8 J4 g1 d - content: "+";: ]0 U* S. M! e' x* p" M% q) t! K
- float: right;4 M }8 D+ l0 k
- font-weight: bold;2 y5 V3 C( p( f0 z' c; I
- }
" H2 |& o C9 i6 M1 `) K$ R - .toggle-content {/ l% M5 l E5 [: x8 o* Y; f
- color: #B0B3C2;
' G5 @% R' w! O& Z p6 s - font-family: monospace;3 f! R4 U2 v& r: k( h
- font-size: 16px;( Z! n# Q; s7 h+ `( J, `
- margin-bottom: 1.5em;, u8 v' B( a* K5 n2 m
- padding: 1em;! }/ c, H! ]6 K2 {8 X
- }
5 p* D+ A/ O% W3 v/ N7 D8 h, E7 a - .toggle-input {/ m5 H6 X% r8 z9 H
- display: none;, T6 E6 E4 M1 k" F1 t, ^, W
- }$ a2 a1 i* \# A. Z
- .toggle-input:not(checked) ~ .toggle-content {4 |) i, a1 x6 ]2 c- b( \' ]
- display: none;0 ` k( ?. I6 a6 ^' j2 b J. [4 B
- }
# n; Q+ S1 O9 }1 x8 Q - .toggle-input:checked ~ .toggle-content {
8 [% `: z! Q! C5 E - display: block;
: p' y( t9 K8 e3 c9 y" M - }
! V- y5 Q* k9 D& r - .toggle-input:checked ~ .toggle-label:after {
' j2 C' T+ {% n' n8 z z+ W - content: "-";
; v9 m5 S# A0 U/ y - }
复制代码
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