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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!"> R, ?5 \* e+ i, j _ ?0 {
- Label for your tooltip
* I, w: T, C/ c: [. t* f - </span>
复制代码CSS代码: - .tooltip-toggle {" d0 K7 ^2 A3 ~* i
- cursor: pointer;
% H! T; K* I: c$ M$ L! u' v - position: relative;8 D! u: [- o7 M( y' r, F
- }2 k' R0 S* J* q" D6 a
- .tooltip-toggle svg {% T$ y4 T3 {! l# i% _" J& F) f
- height: 18px;( N2 ]; ~7 x+ j
- width: 18px;
s# |6 m- h" b( o, k2 Z) @2 w; _ - padding-right: 0.5rem;2 ^6 i# H8 } b" N" P- I& h3 F% j$ ^
- }
/ u7 U$ L1 m( h& i S2 B; v+ |9 h. B - .tooltip-toggle::before {
* b# l9 g" K* b' O! y - position: absolute;$ v" m1 ^$ y# w7 r
- top: -80px;
8 ^- u/ N% i n. D& \ - left: -80px;
7 h1 F* Q) L! a8 B - background-color: #2B222A;
- j6 s+ b8 W& Z! P' J" q3 N - border-radius: 5px;
* T8 X" `+ m8 i - color: #fff;; O1 n' q- R* z9 ~+ C6 ~
- content: attr(data-tooltip);: ^" K# k8 v# ~" z
- padding: 1rem;
+ e* }, l/ h6 S- e' n - text-transform: none;4 k# {* l! }3 t& Z; h
- -webkit-transition: all 0.5s ease;
! b* Y* b. }7 m8 O. } - transition: all 0.5s ease;
" K) e3 B: h W - width: 160px;
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6 H# y: J7 S% u/ A5 E7 K+ g - .tooltip-toggle::after {
- T' ]4 e# j* ] - position: absolute;2 \+ P; w$ }7 E( A: O$ i
- top: -12px;
* L4 f' [' l% _' M6 C- ?: i/ q4 ~ - left: 9px;0 A$ q( H4 ]1 K( b" ^
- border-left: 5px solid transparent;
7 Z# S6 D/ \7 g; c7 h' m - border-right: 5px solid transparent;
7 O! w* }% Q0 J) W. U4 ? - border-top: 5px solid #2B222A;. h0 ?, [5 ~" S+ z" Q d9 v
- content: " ";
+ A; I1 D1 @' t( l4 b7 [2 a$ ~! A - font-size: 0;
5 ~5 b5 E) T& x) {+ N' r( N" T - line-height: 0;
$ {) J# g9 P5 G1 Z& d& R% _ - margin-left: -5px;
* ?8 N4 L$ I. {6 h( y* G$ N - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {0 {/ T; }! k6 ` w" {3 c
- color: #efefef;
: q; H7 a/ G8 Z# C f - font-family: monospace;3 X8 a1 N1 y3 N# D
- font-size: 16px;
9 [9 E2 I; Q- {$ u4 i5 E9 ` - opacity: 0;
9 z" Z# M; F3 C: b" `+ [; G5 [ - pointer-events: none;
4 C" s6 w1 y( Z1 I. P - text-align: center;
7 L5 X. C% D! y. W2 E. w - }
; R* c$ b! i/ [+ }7 Y* u# X. Z) B - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 e6 v6 S7 d% s6 ~
- opacity: 1;
9 H2 e# h3 k% [9 C" J' q - -webkit-transition: all 0.75s ease;
) X) I' J1 h2 q) h - transition: all 0.75s ease;
) O8 E% _) `" H2 S% B, u, d - }
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">- k2 k- }9 v/ j3 {; h: t
- <ul class="nav-items">
4 [3 J3 J5 `6 v( z2 p - <!-- Navigation -->
) h2 w8 x3 `0 N4 R# A5 s7 c. j - <li class="nav-item"><a href="#">Home</a></li>
$ a0 R5 @1 j% M3 m. P: T. B - <li class="nav-item"><a href="#">About</a></li>, q- i3 M2 t+ {* S" S
- <li class="nav-item"><a href="#">Contact</a></li>' T- L2 P o' x# A( |% Q
- <!-- Dropdown menu -->
$ i6 Z9 F6 P5 e: P; l8 L9 X - <li class="nav-item nav-item-dropdown">/ G& t/ p+ N0 Q1 t# `; B
- <a class="dropdown-trigger" href="#">Settings</a>3 A1 m+ K1 J2 y; U g F, l5 s
- <ul class="dropdown-menu">; G% k9 U& {( Z
- <li class="dropdown-menu-item">& \5 q/ _ b( n( K1 {
- <a href="#">Dropdown Item 1</a>8 _" O! b- A) B* z
- </li>2 g- ~, J- l7 ^6 t& [
- <li class="dropdown-menu-item">
- w; g0 Z1 f! J+ s. |, R, H - <a href="#">Dropdown Item 2</a>
6 o& U* j5 x) m0 l3 l% Y7 A - </li>
5 v, o% [) m* W7 M - <li class="dropdown-menu-item">
9 L+ r8 F c* a/ {: E6 D5 f - <a href="#">Dropdown Item 3</a>
F B" ?) j, [: h" s - </li>
* ]$ m: x8 Y7 L2 ]. Q - </ul>
9 w/ q/ l7 s% z$ K9 V7 Z% ` - </li>( p. z3 r+ |; A# i) n8 x* E: {
- </ul>& H+ ?( g5 ^ r- [
- </div>
复制代码对应的CSS代码如下: - .nav-container {
9 h( C' e4 \- a3 I; W7 H - background-color: #fff;
2 m; y7 X7 e+ l6 ]- t' e2 O - border-radius: 4px;
8 x6 \" M# l3 q( n% w0 e7 }0 ?- { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 U- t( @( T0 g: Q, n
- padding: 1em;. O1 k( q0 R' m( x( ~
- border: 1px solid #eee;
; b; Y7 A- Q8 i% r3 F& t - display: block;$ _& { F1 m$ a U$ Q7 j" V
- max-width: 400px;6 {6 {* D( F# I0 o9 T& k
- margin: 0 auto;
( |' `3 c6 z; K) v4 l, a - text-align: center;3 L' O6 T# X: n4 ~6 B9 l0 v& G+ w
- }- M0 H: w( @ i6 c! M) e) q0 V8 S
- ul,
9 {: s# y5 U; m/ q5 i' [ e% K- p - li {9 u# C6 \: C' ]7 k
- list-style: none;7 |, R( B: V* z
- -webkit-padding-start: 0; ], ~# X, d8 t7 R) m/ k
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- a {8 c' ]9 G# H4 v' Q! a7 i) s9 o
- text-decoration: none;$ `6 P( J7 H6 l' }8 B& A
- color: #ED3E44;
6 q C# ^# l7 `9 X' T# f - }
" \9 b, u; S) T) F- Q - .nav-item {
7 h! [% k% ?- l; |; e* f2 c - padding: 1em;
: M& ^7 a- {, T" W( A: t - display: inline;8 E o1 Q0 \2 X
- }" k: O# c X4 G) E0 M( ?0 {5 {" I3 I
- .nav-item-dropdown {& J4 n. |) C: l$ ]" v
- position: relative;& a, }7 G/ k5 B5 ?4 o2 E
- }
& H5 S/ r m g/ w - .nav-item-dropdown:hover > .dropdown-menu {: V) K" T, s. p, u" f& H, F
- display: block; p- _4 T6 A1 T! y1 t; l
- opacity: 1;! J$ E4 M+ P: m; [. k$ Q
- }
7 b9 A6 b! M7 T/ S1 `9 m - .dropdown-trigger {$ ^, o* f; H/ B6 k5 C1 U: k
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {9 O# n' h; S( z, V5 p
- display: block;
/ c/ F: y ^0 x4 [# O0 j/ [; e - opacity: 1;5 Q! p% e# y4 A; a2 v5 j
- }
' Z( o9 @; x% y' y. K - .dropdown-trigger::after {
2 \+ g0 B4 x% B1 l& k/ Q7 j# m - content: "›";
* k& }3 H7 ^" X* _ - position: absolute;
6 W' |, L2 s5 H8 G3 c$ F0 F- ?4 n - color: #ED3E44;7 @7 c9 m/ e2 t
- font-size: 24px;
2 ^* Y, y, W6 G& p' o a. H - font-weight: bold;/ `/ ?& G. {! d$ I
- -webkit-transform: rotate(90deg);8 m3 n9 k; v( @: h8 M* m
- transform: rotate(90deg);* D) D* R7 _, D, P! c7 i0 B5 `. F
- top: -5px;
+ O6 K- W" H2 W - right: -15px;% @9 P( r2 B8 m1 I1 i
- }! G8 B8 t6 I* V: \6 u+ w6 u) h
- .dropdown-menu {0 j: s3 W7 y4 }! ~
- background-color: #ED3E44;: G/ Q) ]! |8 y
- display: inline-block;0 {/ P( b2 U: f+ B% p
- text-align: right;
& F; f; O1 \9 l' b - position: absolute;
7 V( y& U' |8 w0 C - top: 2.5rem;) A$ x; n% \% e' K/ E
- right: -10px;( O% {. j h; i1 s4 X) a
- display: none;2 c- q! M+ P8 g6 Q2 e. C5 C
- opacity: 0;
0 c& [: q P, u& @ - -webkit-transition: opacity 0.5s ease;
9 ~& J1 z4 U3 j* L/ q - transition: opacity 0.5s ease;
. n B8 e/ N: n - width: 160px;5 [- _+ R" V+ |" |: f( U
- }
3 W) I+ K# \. @2 d t - .dropdown-menu a {# v2 K3 q; ~5 Q6 T
- color: #fff;
) d- k9 U& X' Q* X! l, M: ` - }
- ^( @$ f* \% @ - .dropdown-menu-item {! M, I& x; I8 Z8 e
- cursor: pointer;: d7 V0 }% {0 w T4 L$ t# q$ Z8 [
- padding: 1em;8 z" `& Z7 h. l3 Z( L$ Z7 ]( B
- text-align: center;( ^$ }! c7 A$ v0 j9 }+ D% X1 j' t
- }5 [1 ?5 M- N2 g% e$ c
- .dropdown-menu-item:hover {
& [$ P I6 }, A) }$ B - background-color: #eb272d;' Z: S7 l/ X( z( o4 X* c, t
- }
复制代码
$ ]3 i) X: B3 y) u+ _% X9 ^可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! ]! D& c6 j, Q7 Z. Q
- <!-- Checkbox toggle -->
6 v. K+ r% `! J& m - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ Y5 P, A! P/ ~+ R- E' G1 v/ @
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 q! y- P1 F* z
- <!-- Content to toggle from www.mfbuluo.com-->2 y: S# U( b- t! ]* p& x* n
- <div role="toggle" class="toggle-content">
* ` X! d2 ~ Q - BA-NA-NA-NA!
, {$ E6 x2 Y; w' R; j6 i. N. J - </div>5 m+ I3 b3 ?3 w3 G* s
- </div>
复制代码CSS代码内容如下: - .toggle {3 M5 f' l+ I7 `! S; [
- margin: 0 auto;9 n4 x, _# Z" S# v- s/ ~
- max-width: 400px;
; p; t& y) n7 X - }* `' p' d2 B$ ~8 P, g
- .toggle-label {( S0 \( l2 C/ @* O) Y0 ]% m9 x
- font-size: 16px;
5 G! T) H4 v% O8 y2 `5 `% d - background: #fff;
9 F5 g# q2 ]# B7 A" m3 o - padding: 1em;
1 `! q0 e8 z' O - cursor: pointer;1 c+ ?' c; q6 P, D
- display: block;
0 [3 S) R0 N6 _! f& _. U: W% Z* V. e - margin: 0 auto 1em;" E# N6 V5 l6 ]" q% N, t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
C* O, @( x# u, A1 m4 o8 }! k* v i9 Q - border-radius: 4px;. V0 b% h$ U7 i
- }
( S4 P7 T X* N6 c8 e) q j - .toggle-label:after {
# y K. R3 F. D2 B8 @) m6 } - color: #ED3E44;
- h ?. M% t- C% K8 ~; l - content: "+";
* G) i H) b+ i+ d - float: right;
3 k5 r5 ]: g4 K/ Z; }: M - font-weight: bold;
. y1 A3 h: i" P G" `& } - }
2 S- k" V5 E) b+ N% P" Q - .toggle-content {( O( R' ?; L, |9 @
- color: #B0B3C2;1 n; m0 v2 _ c) s
- font-family: monospace;
* X8 W- y5 j w) m/ d - font-size: 16px;
: r+ M# J8 v; L0 K# M, r* W - margin-bottom: 1.5em;
! @, J8 u' _' l" T& W( D+ I/ i - padding: 1em;# t9 a; s5 V: B+ ~
- }
) e$ m4 l; k9 z( i - .toggle-input {( N+ Z8 h6 p3 @- N3 H; ]) z
- display: none;
D2 J7 p8 K& u+ |/ c - } M/ Z- x( x; f5 o' i7 u
- .toggle-input:not(checked) ~ .toggle-content {* ]0 l7 r3 }4 }' C6 h' p
- display: none;
# K& ]2 j) R8 }' s - }+ s- D: h+ a. y V7 R( o+ s2 b
- .toggle-input:checked ~ .toggle-content {
$ \! b2 P" m( T% Q! E' I6 i - display: block;! V3 x7 u+ T; V9 b6 O% D
- }
1 ^6 O9 X8 q: [6 T - .toggle-input:checked ~ .toggle-label:after {# Z; m6 \! ^3 r/ O3 `
- content: "-";4 z. W- g' `: z. f
- }
复制代码
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