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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!">
, d5 |5 j9 J$ m L' Y a& | - Label for your tooltip
; a+ C5 Y" H2 Q) [; } - </span>
复制代码CSS代码: - .tooltip-toggle {
. b: u! k& c1 p0 O$ @0 u& R n - cursor: pointer;+ J* g" f9 Y3 r7 Z. ]! R& R
- position: relative;
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- .tooltip-toggle svg { @) |. [' W* k* h' ~/ s: b
- height: 18px;* ^9 W8 @2 O& K2 ~0 h. r) F1 B0 j$ W
- width: 18px;
. c& z7 J" Z' R) L9 a - padding-right: 0.5rem;
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- .tooltip-toggle::before {6 K; u/ i6 {. [9 @6 l
- position: absolute;1 r2 J! V% w- f5 S9 c A' x8 A6 v6 x- ]
- top: -80px;, g/ T* r" j! l8 T
- left: -80px;) Y3 T9 G/ g/ G: a1 i
- background-color: #2B222A;6 w2 C7 i6 d+ o9 y
- border-radius: 5px;% z( s5 s2 M# O) |+ d& Y
- color: #fff;
9 R% Z4 P9 L& D( u! u - content: attr(data-tooltip);
9 O6 Q4 h5 b) \$ G8 n - padding: 1rem;# A* c$ g' g* X' W+ x% C1 U2 d
- text-transform: none;
# i) g3 O! W3 a - -webkit-transition: all 0.5s ease;& K! \7 g# F+ m2 C a4 ~" V& U
- transition: all 0.5s ease;& ]7 M& [ w' j! e4 ], u0 W
- width: 160px;9 |( O, q; ?2 ~; {
- }
5 _$ Q- K& K+ Q6 |3 i - .tooltip-toggle::after {
* ?6 d! T$ S* h+ n - position: absolute;9 A$ V# j; z& Q& C8 \7 q
- top: -12px;4 p* p' |* D& ^" ^' `$ S
- left: 9px;3 u& }' M* ]5 p0 N6 G
- border-left: 5px solid transparent;' ^" n5 w9 m" B
- border-right: 5px solid transparent;5 C3 ~: Q: f9 k# O
- border-top: 5px solid #2B222A; }% g; v' P( ^; Y! R; R
- content: " ";
% Z' w& ^7 @1 Z0 S - font-size: 0;, D! |3 E$ ~1 x- X# C5 P j
- line-height: 0;. Z- v# K1 t+ l4 e g& V
- margin-left: -5px;
^0 a6 @( s$ K. }5 j) t - width: 0;
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1 `9 v( g% e6 D: u" I1 }: w3 B" N - .tooltip-toggle::before, .tooltip-toggle::after {: t/ e: r! U7 `* s }$ I
- color: #efefef;& [6 v' { o4 i; p" h4 C
- font-family: monospace;5 j1 v4 ]) W( j+ U% {; N
- font-size: 16px;1 K; A3 L" Y0 q0 k. [) l$ r$ L
- opacity: 0;
* n/ F% i9 r2 n6 ~1 ~! j1 T - pointer-events: none;
/ z: D q2 k, f3 a) T/ | - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* b* Y6 ^2 B' i& h0 x2 W - opacity: 1;5 c# G0 C# F$ e
- -webkit-transition: all 0.75s ease;# q2 f9 }1 B- E0 E
- transition: all 0.75s ease;
% k$ |& t; {$ v+ d- j! g - }
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">
2 Q1 ?( G1 x% F5 s/ W+ R6 ^- @ - <ul class="nav-items">
/ i' h6 w8 T8 p - <!-- Navigation -->
$ b1 m2 V6 T$ J- I% V - <li class="nav-item"><a href="#">Home</a></li>
" N/ q+ x v9 T - <li class="nav-item"><a href="#">About</a></li>
6 q. C: L2 R k( v/ K9 i2 i! l - <li class="nav-item"><a href="#">Contact</a></li>
6 y) @6 z; l1 C9 ~+ L7 |+ y. f - <!-- Dropdown menu -->1 B; J# ~4 p p1 R4 J* h
- <li class="nav-item nav-item-dropdown">: g. G( Y( ]: H: l ~: H1 l* R
- <a class="dropdown-trigger" href="#">Settings</a>
; D- n* Q$ k5 C2 Z - <ul class="dropdown-menu">
$ ]8 T3 }# A7 A) { - <li class="dropdown-menu-item">
, E8 h7 K/ r, B/ J; A - <a href="#">Dropdown Item 1</a>! R2 S+ \3 A7 x& b2 g+ R# P
- </li>0 D1 ^# F& W' f+ P6 {( V
- <li class="dropdown-menu-item">% B, d1 m* N4 @# ~' N
- <a href="#">Dropdown Item 2</a>' z0 |) Z6 K, [5 M' ^6 q: r6 b
- </li>
4 ^" c9 I( P. _1 }% b: K# u0 } e( e! l - <li class="dropdown-menu-item">
( R; m% @0 s2 V( I - <a href="#">Dropdown Item 3</a>- C$ n/ _ |, ]3 M3 p' n, d7 p
- </li>; a) h6 e! r1 @; W5 n
- </ul>
! `" J) z0 B7 l7 q3 ^0 J. U+ @1 k2 C - </li>
' l. }2 k2 h1 H4 c - </ul>
0 V7 G9 w! A+ W1 b - </div>
复制代码对应的CSS代码如下: - .nav-container {
$ I; \) a& c* H. X. `# n1 W - background-color: #fff;, V2 Y) u9 q. j2 T- x9 j% l
- border-radius: 4px;# Z' U; j4 M' i5 a$ u; k
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: s, J. I( }+ W' W3 E/ d- J - padding: 1em;
. o% Z+ Z+ v t - border: 1px solid #eee;
1 s5 y% a5 q6 r6 z- B4 R+ { - display: block;4 ^+ _5 {% U+ |
- max-width: 400px;
- P, k/ I# [. l( F# z+ F5 W, w) A9 t - margin: 0 auto;
* @8 q1 @" A7 K - text-align: center;7 \$ ~* e- S3 `' U$ o
- }
1 r* X. \- |, P- ^( o2 d& ^' Q - ul,
' r* R/ {7 I3 X8 ? - li {
7 y- V$ ^7 Q _6 d# t! z* Z1 E' z - list-style: none;
0 K+ t5 W7 e( g/ G$ Z9 l, e - -webkit-padding-start: 0;
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- a {
7 W2 g1 |# K: q - text-decoration: none;9 Q6 W; p" {0 ]0 L0 Z' {' z/ _+ j
- color: #ED3E44;# |! D4 [7 N; r% w
- }7 t/ J1 |0 e* V2 d
- .nav-item {6 d0 d& ]% E" Z( H. Y0 J0 s* K0 y
- padding: 1em;3 m* L* v0 e! V3 ?
- display: inline;7 e, U# l0 v+ d4 j& e) s7 p4 r6 c: _0 S
- }! m3 G, p$ P4 x- o" u3 S
- .nav-item-dropdown {
$ n- c2 R+ H v# E - position: relative;
. q3 f7 u! l9 k+ d# K* a1 P - }
8 a! c" {& x" l( M& o" M0 I) | | - .nav-item-dropdown:hover > .dropdown-menu {1 S8 [' t. j; S
- display: block;* a a+ R" Y& G( ]/ A) g b
- opacity: 1;
/ ~- D+ Y' g( M6 D0 l y - }
3 H. ^' E1 [7 Y - .dropdown-trigger {
. J2 S" |7 B5 ?' j# q" m$ k' u1 J - position: relative;+ _% w% [* f2 K+ t! k8 x. e2 g, o! l
- }
6 T% t5 ^ U; X) w# t6 | - .dropdown-trigger:focus + .dropdown-menu {
, o* H/ U ?1 R |3 ? - display: block;
$ I* X) D, a7 F$ A4 C- Q - opacity: 1;
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- .dropdown-trigger::after {
Q; J/ \+ k, V! ?# @ - content: "›";
$ {; R- c( l2 S3 m9 v - position: absolute;. T* d! i5 E* ]6 X
- color: #ED3E44;: P4 \8 R" n$ K+ x
- font-size: 24px;
' o( Q) B6 a5 W+ G' |7 i7 n! i. O - font-weight: bold;
2 h& r0 \* d; ?& w - -webkit-transform: rotate(90deg);
6 m) S- v6 c& p7 { ]% r; e - transform: rotate(90deg);
8 O) E/ L8 A, ] - top: -5px;
2 Q. f6 e4 d: B6 ` - right: -15px;
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- .dropdown-menu {+ E% r' B, f3 q& D) J3 V% E
- background-color: #ED3E44;
$ J# @0 W7 ^; C2 o( v - display: inline-block;" Q6 \/ J* P4 q' L6 m, J& Y& H; ]
- text-align: right;7 V2 y+ A( T1 Z: G( A
- position: absolute;
! c: p/ Z! z2 @& p2 l9 C C - top: 2.5rem;
0 j& n. v$ g6 y - right: -10px;: n! }7 U, ]$ e/ b% }6 r1 V1 D$ F
- display: none;
Y3 S: P+ ^5 E5 q - opacity: 0;% o( K. [( z; c6 S: Q- d* m
- -webkit-transition: opacity 0.5s ease;
9 u6 z2 _+ O O! h1 a - transition: opacity 0.5s ease;- s. c" m# s8 ]/ _8 j
- width: 160px;
- E, s4 \- M* `4 i - }
9 O4 D9 d: C( Z3 d2 {: \ - .dropdown-menu a { g" X* U3 p* {% s
- color: #fff;
- g# i4 y* W$ o. W - }7 n; ?$ z$ x/ Y; z4 L/ ?( l# B
- .dropdown-menu-item {& c$ k& C8 L/ t
- cursor: pointer;+ p: X% Z$ Y4 J8 O! @& L6 i
- padding: 1em;
5 G- z& M! `, q7 S9 Z/ C- r" g( a - text-align: center;
- V3 e [: L; c8 {+ Z" g& { - }
( l3 G c. z) Q5 o4 s - .dropdown-menu-item:hover {4 h6 p/ N4 O% L* C
- background-color: #eb272d;5 l7 R4 k* P" Y
- }
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k& ~/ G/ \1 y1 N; g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# [9 q, G" M4 w4 {( z5 A0 ~* F! U - <!-- Checkbox toggle -->
( \) H" Y' c' B' L; H - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">& C5 L3 X( T- s. w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; ^" \0 m9 o. u) W - <!-- Content to toggle from www.mfbuluo.com-->: A4 X0 f! u1 a: h
- <div role="toggle" class="toggle-content">
! E5 O7 F2 V4 L s$ a4 R+ K6 a - BA-NA-NA-NA!
b- b- f4 J3 l. \( ^' y* `# Q; v - </div>! y H* x; a6 r+ f/ n
- </div>
复制代码CSS代码内容如下: - .toggle {! Z _- W/ y% Q/ \( P
- margin: 0 auto;7 c; ]1 A V( w7 \( b( J1 Q1 K8 W
- max-width: 400px;7 | e* B, s b/ b
- }- C$ D; C2 J* ]. J4 P9 y9 H
- .toggle-label {
- |- f/ H8 z( A - font-size: 16px;( ]2 _6 n% N: }8 p/ `4 S" y
- background: #fff;
6 W. ^; g: g; L - padding: 1em;7 w S& Y- n% x/ s' O
- cursor: pointer;. @! ~1 ~ m6 {* V' L N
- display: block;
. }# J1 Q0 B9 \4 ?$ L# F& K0 _ - margin: 0 auto 1em;$ k2 d: r9 t) X& F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ u3 V& K: t! _' _3 v z
- border-radius: 4px;
0 w, ?" @9 k9 Z. m3 {+ [4 s3 C - }
' y, D4 h9 T/ e! b/ N& d! ]" b - .toggle-label:after {
$ k' I Q" b* H& N3 I6 | - color: #ED3E44;
. D# @% L/ W! `+ Q: W. d - content: "+";% ]* a+ t ]& _* e
- float: right;3 f2 P# f1 u( X# L
- font-weight: bold;
0 S3 \" G- @8 q% f; G! i - }
% J+ a. o; J, a9 u) K6 m7 g) f - .toggle-content {" T+ d$ ~. z; I1 d9 ^, ?
- color: #B0B3C2;
8 u3 U; r1 P% R! l - font-family: monospace;
; o( j( f! I; E; G4 O* D - font-size: 16px;2 l5 d4 F3 j: G0 `) h7 j* z
- margin-bottom: 1.5em;
; d! w2 N1 z- c, Z, n - padding: 1em;
$ x6 Y( k$ e% K9 @! { - }. A6 D, H3 ?5 g& {% t
- .toggle-input {
3 k1 ~8 X! S7 ^3 H3 @ - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {% C( B- o! [' d( x: h5 m$ |
- display: none;
: S2 f$ W4 b) L4 m1 F - }+ W7 j# ~8 i# T
- .toggle-input:checked ~ .toggle-content {6 Q# H; e: ]( h# ]5 n9 \9 U! d0 V
- display: block;
: S0 A0 y& ?, D5 o' @ q - }
" |% v( j4 w# H }0 C - .toggle-input:checked ~ .toggle-label:after {
7 m3 d# p$ n- e+ L - content: "-";8 A& G3 C; [4 u. I# R
- }
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6 s; _* ^% _2 Y, p# I0 m9 ~3 E, n9 ]) Y- E! g& L# I) D
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